View animated battle maps from every major skirmish of the war

Explore an interactive map of battles from the American Revolution, along with detailed summaries of each engagement

37 maps that explain the American Civil War

This collection of 37 maps tells the story of the American Civil War as well as any historical account. See how and where the war began and why, and where the major battles were fought. Discover how the North achieved victory and the many ways the war changed America forever.

The American War of Independence included over 1,500 military engagements

Several hundred of these were major battles like Yorktown, Saratoga, and Bunker’s Hill. This interactive map shows the locations of key locations of the conflict, highlighting major factors in each battle and their outcome.

Where was the Civil War fought?

The Civil War is commonly described as a war between northern and southern US states, but where was the war actually fought? Watch this interactive map and timeline to see who fought who and when. Click on specific battles to learn more about each fight.

See the progress of the war in this interactive, visual timeline

Follow the progress Russian/Ukrainian War through this interactive map. Watch as events develop, get a daily overview of movements, and switch back and forth between different dates and time periods during the conflict. Results will change in real time and depending on all available information about troop movements and more.

A collection of contemporary maps from World War II

Newspapers published detailed maps of the conflict in real-time. See different portrayals of the situation, ranging from propaganda maps to speculative maps about the war's outcome. The fascinating depictions reveal how maps can show us the aspirations and intentions of different players in a global conflict.

Watch Ken Burns' documentary series on the American Revolution

In "The American Revolution," filmmaker Ken Burns presents the conflict as both a global war and a civil war, telling its story through the lives of soldiers, civilians, enslaved people, Native nations, and international allies.

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.

See the army generals who helped define the Civil War

Hear profiles of the Union and Confederate commanders whose choices defined the war's outcome—from Grant and Lee to Sherman, Jackson, and others. See how their actions, tactics, and skills shaped the Civil War.

Riveting artwork from the battlefields during World War I

During World War I, the United States government commissioned eight artists to accompany American Expeditionary Forces to Europe to sketch and document what they saw. Drawing tanks, soldiers, shattered villages, and even German prisoners of war, the artists preserved much of the war as a matter of historical record and to rally support back home.

See a timeline of colonial settlement in North America

This interactive timeline uses archival maps, illustrations, and documents to trace early American history—from the failed 1590 Roanoke colony and Indigenous accounts of a devastating smallpox epidemic to the political tensions that culminated in the Revolutionary War.

Explore new and contemporary perspectives with Emerging Civil War

Emerging Civil War brings together historians and writers who offer fresh research, essays, and battlefield stories that uncover overlooked events, people, and places—showing that scholarship on the war is still evolving over 160 years later.

The Civil War introduced many technological advances to both society and warfare

The conflict accelerated innovations—including railroads, telegraphs, ironclad ships, and mass-produced weapons—while advances in photography, medicine, and manufacturing transformed how Americans communicated, healed, and built after the war.

Wish you could experience life on the Western Front of WWI?

Virtual reality offers a new perspective on World War I in this nearly 14-minute video. National WWI Museum and Memorial Public Program Specialist James Taub demonstrates the War Remains VR experience side by side with what he sees through the headset. A grim and detailed simulation of trench warfare combined with Taub's observations and insights.

Visualizing the trans-Atlantic slave trade in two minutes

This animation shows all recorded slave shipments from the 16th to 19th centuries, conceptualizing not only the slave trade with America but South America as well.

A graphic illustration of death tolls in historical events and wars

Which killed more, the American Civil War or the Korean War? Hurricane Katrina or the Titanic sinking? You’ll be surprised how wrong you are about death tolls.

View live conflict data, military flights, ship tracking, and market feeds in one dashboard

The free tool pulls from conflict databases, military flight transponders, and maritime vessel trackers, layered over 45 map overlays and 435 news feeds in 21 languages. It is reportedly used by over two million people across 190 countries.

Journal entries by a 10-year-old girl living through the Civil War

So much of war history is written by politicians, officers, and soldiers. Less often heard from are civilians who witnessed the effects and bigger events of a war. Carrie Mabry Berry was a 10-year-old girl who lived in Atlanta during the Civil War who kept a diary. In it she recorded events like General Sherman's shelling of Atlanta and more. This article provides a peek in Carrie's diary.

Markers along the Underground Railroad

An interactive map of all National Park Service designated sites that were part of the Underground Railroad, helping shuttle escaped enslaved people to freedom.

The Union victory at Gettysburg marked a major turning point in the war

Fought July 1-3, 1863, the Battle of Gettysburg ended the Confederate invasion of the North. While the Union lost nearly 23,000 troops, its victory in one of America's most famous battles shifted the war's momentum decisively toward the North.

An archive of some of America's most significant shipwrecks

From The Portland—known as New England's "Titanic"—to the Civil War's USS Monitor, this archive from the National Oceanic and Atmospheric Administration provides overviews of some of the most well-known shipwrecks in US history.

George Washington was an expert in maps and cartography

Trained as a surveyor, Washington routinely studied, annotated, and drew maps throughout his life. He relied on cartography to navigate frontier lands, plan military campaigns across vast distances, and make strategic decisions on borders, settlement, and governance.

See a visualization of the Japanese attack

This animated visualization reconstructs the two-wave Pearl Harbor strike—showing the flight paths, ship positions, and timing that allowed Japan’s carrier force to severely damage Battleship Row in just 110 minutes while catching US defenses off guard.

See the results of all 59 presidential elections from 1789 to 2024

This interactive tool lets users explore the outcomes of every US presidential election from George Washington's uncontested 1789 victory through 2024, showing how electoral votes, state results, and shifting coalitions shaped each race.

Visualize energy sources and uses across the US

Want to understand the basics of America’s current energy situation? The National Academies, advisers to the nation on science, engineering, and medicine, provides objective information about the United States’ current energy sources and uses, as well as a look forward to the future of energy.

A day in the life of an ancient Athenian during the Peloponnesian War

In 427 BCE, Athens was at war with Sparta and losing badly, and now its inhabitants had to decide the fate of another city that had revolted against Athenian rule. Follow along with the fictional Archias, Dexileia, and their three children as they live through the tumult of a city in conflict in this five-minute animation.

Stanford built a Google Maps for the Roman Empire, revealing how much it cost to travel in the ancient world

Explore our favorite visualization of the immense scale of space, from an astronaut to the size of the observable universe

Visualize the path of every solar eclipse from 1900 to 2099 and see what each looks like when observed from different locations on Earth.

Explore an interactive map built from more than 100,000 survey responses on where people find joy in their lives

Abraham Lincoln was almost assassinated weeks before his inauguration as he traveled from Illinois to DC through Baltimore in 1861; it took two independent claims for Lincoln to be convinced the threat was real

Explore the history, structure, and species of Australia's Great Barrier Reef with this interactive journey narrated by Sir David Attenborough.

View the ten deadliest tornadoes in US history.

A century of Billboard issues documenting the evolution of popular music.

The Russia-Ukraine conflict is the largest ground war in Europe since World War II in terms of casualties, forces mobilized, and displacement of civilians.

The 19th-century painters of the Hudson River School were among the first American romantics, with portraits that displayed the natural beauty of the young country.

Walt Disney's early film 'Alice's Wonderland' was a groundbreaking innovation in the silent film era

This site reaches millions of visitors who are tired of AI chatbots and seeking human connection. Pretend to be an AI chatbot and ask questions, provide answers, and draw for people in real time.

44% of Americans say they pray at least once a day—discover how your state's religiosity stacks up against the rest of the country.

The American Society of Civil Engineers' infrastructure report card gave the US a C in 2025, its highest grade since the project launched in 1998.

Power lines are dotted with large, brightly colored balls to improve the visibility of these thin wires to helicopters and small planes and help prevent potential crashes.

Alzheimer's can lead to brain shrinkage, with an average of around 2% of volume reduction per year

See how Budweiser's famous Clydesdales spend their days at Warm Springs Ranch, where roughly 70 to 80 of the beer brand's giant horses can be found at any given time.

Experimental hantavirus vaccines and therapies, still under development, have long been funded by the US military.

The concept of phantom limbs, the perception that amputated limbs are still present, dates back to a French military surgeon in the 16th century.

Browse a detailed visual analysis of over 200,000 similes—comparisons that often use 'like' or 'as'—from popular fiction to see how frequently writers the same idiomatic expressions.

The American cockroach is actually from Africa, an apparent hitchhiker aboard ships carrying enslaved people, with evidence suggesting the bug may have arrived in the New World as early as the 1600s.

Gerrymandering works through two techniques: cracking opposing voters across districts to dilute their power, and packing them into a few to waste their votes in lopsided majorities.

Watch this video that uses Lego bricks to explain how venture capital works.

The syncytiotrophoblast is the outer layer of the placenta and the largest human cell, spanning an area about twice that of a king-sized bedsheet.