Native voices share their histories along the Lewis and Clark National Historic Trail

Lewis and Clark encountered more than 70 Native tribes during their journey

The Corps of Discovery’s diplomacy ranged from peaceful trade and vital aid from tribes like the Shoshone and Nez Perce to tense standoffs, most notably with the Teton Sioux, who nearly brought the expedition to a halt.

Discover the 'American Serengeti' Lewis and Clark first recorded

This podcast traces the 19th-century exploration of the Great Plains' biodiversity—beginning with Lewis and Clark's wildlife cataloging and continuing through a century of documenting the Natural West's remarkable species and landscapes.

The Corps of Discovery braved wildlife, weather, and near-starvation

Along their 8,000-mile trek through territory populated by tribes suspicious of their intentions, Lewis and Clark’s party faced many dangers—including grizzly bear attacks, freezing winters, treacherous river crossings, and periods of near-starvation. Watch a 30-minute elaboration of their heroic efforts here.

Explore Lewis and Clark's 8,000-mile journey in Google Earth.

Lewis and Clark’s journey became a blueprint for future exploration

Combining science, diplomacy, and logistics, the Corps of Discovery created a model for later expeditions—from charting the Arctic to NASA’s space missions.

The Lewis and Clark Expedition unexpectedly ran into Sacagawea's long-lost family in the Rocky Mountains.

The Lewis and Clark expedition lasted over two years

The Corps of Discovery departed St. Louis in May 1804 and returned in September 1806, covering more than 8,000 miles by boat, horseback, and on foot. See a timeline of the journey’s key events.

Jefferson’s Lewis and Clark expedition joined the centuries-long hunt for Northwest Passage

For centuries, leaders pursued a direct seafaring trade route from Europe to Asia. Jefferson joined this quest by sending Lewis and Clark west, though they confirmed no such practical interior route existed across the continent.

William Clark negotiated one-tenth of all ratified treaties between Native Americans and the US.

The expedition documented 240 plant species, 178 new to western science

Lewis and Clark’s botanical records introduced species to Americans like bitterroot, ponderosa pine, and Oregon grape—plants unknown to western science at the time. See a selection of these species in this image gallery.

Lewis and Clark identified 122 animal species new to science.

Jefferson sent Lewis and Clark to map, trade, and secure the West

Beyond seeking a water route to the Pacific, Jefferson tasked the Corps of Discovery with mapping the new Louisiana Territory, cataloging its resources, and establishing trade with Native nations.

A free archive of firsthand historical documents from explorers of America

Maintained by the Wisconsin Historical Society, the American Journeys collection contains more than 18,000 pages of primary source documents—journals, letters, maps, and accounts written between roughly 1000 CE and the early 1800s. These include eyewitness records of the Norse arrival in North America, Spanish conquistador expeditions, and the Lewis and Clark journey. Browse this list of highlights where pages from the original texts are specified (clicking a link opens a PDF).

The Corps traded gifts with many native tribes as a sign of goodwill

They offered peace medals, beads, cloth, and mirrors, while receiving food, horses, furs, and guidance that helped them navigate and survive the western wilderness. This image collection showcases items the expedition collected.

'All My Relations' is a podcast by 2 Native women exploring what it means to be Indigenous today

Hosted by Matika Wilbur (Swinomish and Tulalip) and Temryss Lane (Lummi Nation), the show explores topics ranging from sovereignty and identity to food, fashion, and climate justice from a personal Indigenous lens.

Explore a map of global native lands

This interactive map visualizes Indigenous territories across the world. Users can search by location, language, or tribe to explore the histories, cultures, and present-day communities connected to specific lands.

The expedition included Clark’s enslaved servant, York

York, Clark’s enslaved servant, played a full role in the expedition—hunting, scouting, and aiding diplomacy with Native nations who were fascinated by his appearance. Despite his contributions, York remained enslaved for some time after the journey, though its uncertain if he remained so for the rest of his life. Explore every member of the Corps of Discovery here.

The creation of the parks often involved displacing Native tribes

Early parks like Yellowstone, Glacier, and Yosemite involved the removal of tribal communities like the Shoshone, Crow, and Nez Percé, undermining the popular narrative that parks preserved an uninhabited wilderness.

The expedition produced the first detailed climate records of the West

Lewis and Clark logged daily temperature, weather, and seasonal patterns throughout their journey, creating the earliest systematic meteorological record for the western territories of the United States. Their observations helped overturn longstanding views that weather west of the Appalachians was similar to the East Coast.

See Harvard’s early history through Indigenous voices

Founded in 1636, Harvard University grew alongside English colonization in Wampanoag lands. In this online exhibit, the Peabody Museum of Archaeology and Ethnology highlights Indigenous voices, interpreting objects such as eel traps and grass baskets.

The Lewis and Clark Expedition brought along an estimated 120 gallons of whiskey and still ran out of alcohol halfway through the journey.

Some tribes push for national parks to be under Indigenous control

Ojibwe author and academic David Treuer talks about his push for 80 million acres of American national park land to be returned to Indigenous stewards. Treuer proposes the government grant control of this land to a consortium of tribes, which would maintain and manage it for use by all Americans.

Discover the deep history of Indigenous Hand Talk

This video explores Plains Indian Sign Language, part of a broader system known as Hand Talk that dates back centuries. It traces regional variations across North America—and how residential schools worked to suppress its use.

Sacagawea’s skills and presence were vital to the expedition’s success

The group hired French-Canadian trader Toussaint Charbonneau and his wife Sacagawea to serve as translators. Sacagawea became invaluable to the Corps, as she could speak Shoshone and had a familiarity with the geography of the region. Acting as interpreter and cultural bridge, Sacagawea helped secure Shoshone horses, identified key landmarks, and signaled peaceful intent to other tribes.

Listen to a podcast about the eerie side of national parks

Although the National Park System is a relatively recent invention, the lands it includes have been around since the dawn of time and, as a result, have accumulated some interesting folklore. This podcast walks you through some of the best legends about the parks.

Hear the untold colonial backstories of the British Museum’s most famous artifacts

This podcast from VICE’s Unfiltered History Tour visits the British Museum’s prized objects through accounts from experts and communities from which they were taken.

Clark’s maps provided the first detailed record of the American West

Covering over 8,000 miles, William Clark’s maps charted rivers, mountains, and tribal territories with remarkable accuracy. Equipped with sextants, compasses, telescopes, and more, Clark became an expert at surveying—requiring extensive celestial and topographical observations each day.

Yellowstone was the world's first national park

Before it was designated as such, it was home to 27 Indigenous tribes, including the Blackfeet, Crow, and Nez Perce. European trappers and traders traveling west were entranced by the area’s stunning beauty and natural resources, fueling a push for the government to preserve the land for future generations.

The real stories behind America's national parks

The history and impact of national parks is complex. The authors of "Olmsted and Yosemite: Civil War, Abolition, and The National Park Idea" curated this list of nonfiction books examining American national parks from a variety of perspectives.

A riveting retelling of the 1846 Donner Party, the doomed western pioneers

Eighty-one people went with the Donner Party into the Sierra Nevada mountains in the winter of 1846 via what they thought would be a shortcut to the West. Only 41 came out. The infamous episode of Western travel is captured in narrative detail in this four-part podcast series. This first episode reveals the motivations that pushed the party on this specific route.

Native students fought back against forced assimilation at US boarding schools

Despite harsh conditions, Native American students preserved their identities by secretly speaking their languages, maintaining cultural practices, and, in some cases, running away.

Native American tribes still are waiting for museums to return the remains of their ancestors

The remains of more than 100,000 Native Americans are held by prestigious US institutions, despite a 1990 law meant to return them to tribal nations. Here’s how their ancestors were stolen—and how tribes are working to get them back.

Hear firsthand stories from the Civil War

Historian and storyteller Fred Kiger narrates detail-rich episodes exploring overlooked people and moments of the Civil War—bringing listeners onto battlefields and into strategy rooms and offering insight into the lives of those who lived the conflict.

American archaeology has a complicated legacy

Many national parks were discovered through American archaeological expeditions and, consequently, included the looting of Native American cultural sites and artifacts.

Sacagawea endured personal hardships during the expedition

Despite her critical role as interpreter and guide, Sacagawea faced immense challenges on the journey—including caring for her infant and dealing with her abusive husband, Toussaint Charbonneau.

Watch Ken Burns' documentary series on the American Revolution, which tells its story through the lives of soldiers, civilians, enslaved people, Native nations, and international allies.

The Lewis and Clark expedition purchased more than 260 separate items to supply their journey.

An oral history of the 1969 moon landing

Twelve Central Illinois residents are asked to share their thoughts on where they were when the first people landed on the Moon. This almost one-hour program is a collaboration of Eastern Illinois University's Booth Library, the EIU Department of History, and WEIU, and it premiered at EIU's Booth Library, January 24, 2019.

Explore landforms that exist across America's national parks

Landforms are not just scenic vistas; they are geological storytellers that shape ecosystems, climates, and our understanding of Earth's history. In this comprehensive look at landforms from the National Park Service, you will learn not only about different types of American landforms, but you will understand how these geological features are shaped by various forces, how they reveal an area's geological history, and how they influence climate and ecology.

A tense standoff with the Teton Sioux nearly ended the expedition

In 1804, the Teton Sioux seized a Corps of Discovery boat during a Missouri River meeting, sparking a dangerous standoff. The conflict eased only after careful diplomacy.

Hear about the individuals who have reshaped the Constitution throughout American history

This multi-episode podcast series from The Washington Post explores how debates, court decisions, and influential individuals have shaped the Constitution as Americans pushed the nation to live up to its founding ideals.

Meriwether Lewis grew up in the same neighborhood as Jefferson

Hailing from Jefferson’s Albemarle County neighborhood in Virginia, Lewis was a trusted aide and former Army officer. After leading the Corps of Discovery, he became Louisiana Territory governor in 1806, dying three years later under mysterious circumstances.

Jefferson omitted a plan to go beyond the Louisiana Territory in his funding request

In January of 1803, the president sought $2,500 to fund the expedition (though it likely cost closer to $50,000). The ostensible rationale for the journey was to explore the newly purchased territory, but Jefferson did not mention he wanted Lewis and Clark to go beyond the newly acquired territory for several reasons.

On the role of 'Citizenship In A Republic'

After finishing a Smithsonian-sponsored expedition to East Africa, US President Theodore Roosevelt stopped by Paris and gave a speech about the responsibilities an ordinary citizen has to their republic. Citizens must know there is no effort without error, knowing they "fail while daring greatly" in pursuit of a truly democratic republic. This podcast series on powerful speeches across history is written and narrated by historian and author Jon Meacham.

Listen to storytellers explain the legacy of memories shared between children and their mothers

In this podcast, people describe the strength of certain memories, what events stay with them, and when and why grief washes over them. One describes the challenging task of selling her mother's cemetery plots; another, keeping a promise to her son to learn to swim; and in the third, a son discusses the strength of familiar food smells.

One Native leader tried to save his people's land by building a nation

As the US pushed westward in the 19th century, one leader of the Ojibwe people fought back not with arms but with politics, seeking to preserve his people's territory and way of life by building a formal Native nation capable of negotiating on equal footing with the US government.

Lewis brought his loyal Newfoundland dog on the expedition

Meriwether Lewis was accompanied by his dog, Seaman, a Newfoundland who traveled the entire journey—helping hunt, guarding camp, and even rescuing supplies from a river.

Explore the different experiences of immigrant communities arriving in the US

Immigrant communities experienced varied paths to entry and assimilation in America, depending on their arrival time and context. This Library of Congress resource provides detailed accounts of the experiences of major immigrant groups, drawing on primary sources.

The EPA works directly with Indigenous nations to protect native lands

Through the National EPA-Tribal Science Council, the agency works directly with federally recognized tribes, supporting air and water monitoring, pollution cleanup, and environmental restoration. Special grant programs also exist to enable tribes to develop their own environmental programs and enhance their technical capacity.

Hear the story of Truth's life

This podcast traces Truth's life from slavery in New York to her status as an abolitionist icon—covering her daring escape, legal victories, landmark speeches, and lasting impact on racial equality and women's rights.