A map of WWII refugees and their stories

The story of Anne Frank

Anne Frank, the Holocaust victim whose world-famous diary provided valuable insights into life during Nazi occupation, is one of history’s most compelling subjects. This interactive resource from the Anne Frank House walks you through her biography and provides greater context about Europe during World War II. Watch the video and scroll through the provided timeline for further understanding of the young girl’s tragic experience caused by war and hatred.

The WWII passport forgers who saved thousands of Jewish lives

Amid the chaos of Hitler's authoritarian Europe in World War II, Polish diplomats based in Switzerland used the classic toolkit of thieves to help free thousands of Jews: they perfected the art of forgery, faking passports secretly donated by sympathetic Latin American countries. Read the incredible tale of heroism here.

A database of people who saved Jewish lives during the Nazi regime

Searchable by name and location, this database includes articles and photographs of people who risked their lives to save Jews during the Holocaust. In 1963, Yad Vashem launched a worldwide project to pay tribute to these "Righteous Among the Nations." According to this database, more than 16,000 people, ranging in profession from farmers to governesses, worked to preserve the lives of Jews in Nazi-occupied areas.

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.

Listen to firsthand accounts by Holocaust survivors

Hear the tragic history of the Holocaust through the words of those who were there. Multiple survivors are interviewed about their experiences. Organized by topic and birthplace, this collection of videos puts the width and breadth of the Holocaust into better perspective, and with a more personal touch as well.

Can you save Britain from the Nazis by carefully sharing secrets with America?

Find out in this 20-minute interactive graphic novel based on true events from World War II.

How many people died in WWII?

Fallen.io, a short animated data-driven documentary about war and peace, explores the harrowing statistics of World War II and sizes up its numbers to other wars in history, including recent conflicts. Watch and click through this interactive documentary to learn more.

Exploring Kristallnacht

Nov. 9 and 10, 1938, saw Nazi members break into Jewish stores and homes across Germany in retaliation for the assassination of a German diplomat by a Polish Jew. The event—called "Kristallnacht," meaning "night of the broken glass"—was tacitly condoned by the German authorities at the time. This richly produced interactive explores the events of Kristallnacht guided by one of its survivors, Charlotte Knobloch.

The history of David Attenborough's adopted Jewish sisters, taken in before World War II

Among the thousands of children who were brought to Great Britain from Nazi-controlled Europe during the Kindertransport rescue operation were Irene and Helga Bejach, who spent seven years living with the Attenboroughs. Irene contributed to David's interest in the natural world by giving him a piece of amber containing prehistoric creatures.

Interactive human migration map

Using archeological, genetic, and climate data, scientists have pieced together an outline of the human odyssey—the journey that took our species from Africa to all corners of the globe. Experience this 200,000-year migration using an interactive human migration map.

The 1951 Refugee Convention established international refugee rights and state obligations amid mass World War II displacement

The international treaty defines refugee status and outlines refugees' entitled rights while establishing state obligations to protect them. The UNHCR explains the convention's significance in creating the legal framework governing refugee protection worldwide.

Who was impacted by the first world war, and how?

This interactive map from the National Archives in the UK details the global impact of World War I. Countries and territories from Aden to New Zealand were impacted by the Great War, which started in 1914 and lasted until 1918. By selecting various locations on the map, viewers can access articles and evidence on how the war's influence traveled far beyond the front lines.

Hear the story of an Afghan refugee family's journey to America

Dori Samadzai Bonner recounts her family's escape from Soviet-occupied Afghanistan and their journey to find US refuge. This story reveals the challenges immigrants face in navigating the American immigration system and in seeking sanctuary.

Exploring the White City of Tel Aviv, the capital of the Bauhaus style

In 1933, around 60,000 German Jews fled the Nazi regime for what was then Mandatory Palestine. Among them were six Bauhaus students, who accommodated the influx by working with nearly 150 other architects to design over 4,000 buildings that reflected their alma mater's modernist style. This Smarthistory article on the area, now a UNESCO World Heritage site, allows you to see several of its buildings from the comfort of your couch.

What was life like in walled-off West Berlin?

As Germany fractured along ideological lines, ruled by the Soviet Union in the East and Allied powers in the West, the capital city of Berlin, fully immersed in Soviet territory, became an island of refuge for people trying to flee Communist...

In 13 years, Hitler transformed a fringe sect into Germany’s dominant political force

The BBC Radio 4 podcast Nazis: The Road to Power chronicles Hitler’s meteoric rise—from fewer than 100 followers in 1910s Bavaria to absolute control by 1933—highlighting key conspiracies, political deals, brutal street violence, and forgotten figures that paved the way for Nazi tyranny.

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.

German Nazi war crimes suspect, 96, who went on the run goes on trial

A 96-year-old German woman who was caught shortly after going on the run ahead of a court hearing last month on charges of committing war crimes during World War Two appeared before a judge on Tuesday in the northern town of Itzehoe.

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

Where did all the refugees from the Mount Vesuvius eruption end up?

Archaeologists have found evidence of about 2,000 of Pompeii and Herculaneum's estimated combined population of 15,000. This article explores what happened to the remaining 13,000 people. Archaeologist Steven Tuck has proposed that the refugees fled the cities as volcanic activity increased, likely resettling elsewhere with family and friends. There's also evidence that the Roman Empire cared for many refugees fleeing Mount Vesuvius.

A map of those accused of witchcraft across Scotland

This data visualization pinpoints where accused Scottish witches lived during the witch hunts, of which there were five waves. This map also allows viewers to see the social class of the accused and where they died and were tried. Viewers also can...

Civilian 'little ships' saved Dunkirk: over 700 civilian boats joined the evacuation

Between May  26 and June 4, 1940, Operation Dynamo evacuated roughly 338,000 Allied soldiers from Dunkirk, France. Crucially, over 700 civilian “little ships”—yachts, fishing boats, pleasure craft—ferried troops from the shallow beaches to larger vessels, embodying a national rescue effort and preserving the core of Britain’s army for the war ahead.

The fictional children who ran away to live in the Met

E.L. Konigsburg’s classic children’s book 'From the Mixed-Up Files of Mrs. Basil E. Frankweiler' tells the story of two siblings who run away from home to live in the Metropolitan Museum of Art. In the process, they stumble across a historical art mystery and befriend the eccentric Mrs. Frankweiler, who might hold the key. Read about how the book came to be and the impact it had on generations of young readers.

Explore this interactive visualization of the IVF journey as a parent or child

This step-by-step graphic takes the viewer through different challenges and stages of the IVF journey, from a parent's and a child's perspective, including a parent's struggle when other families become pregnant around them, even as IVF is not working for their family.

'Migrant Mother' (1936) captured the tragic reality of the Great Depression

Taken by Dorothea Lange, the image shows a mother in tattered clothes looking distressed while her children cling to her. At the time, the family was surviving on frozen vegetables from nearby fields and birds killed by the children.

Explore an interactive timeline of the most important moments in the WEF’s history

This interactive traces the World Economic Forum’s evolution from a small European meeting in the 1970s into a global power hub, highlighting pivotal moments in Davos, landmark speeches, and turning points that have shaped its outsized influence on world affairs.

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

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

See 33 images that became central to huge scandals, including a young Charles and Camilla, Michael Jackson's baby on a hotel balcony, and Hugh Grant's mugshot.

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

In 1915, workers recovered a submarine-like vessel from the Chicago River, prompting fears of German espionage

This real-time tracking of the hantavirus cruise ship outbreak in May 2026 offers a unique glimpse into the global reach of the outbreak and whether the virus sickened passengers and their communities around the world.

The history of many kitchen appliances involves unexpected discoveries and applications, including wartime radar turned hamster defroster and replacing an 'ice king' with heat-stealing boxes.

American dance legend Martha Graham, sometimes called 'the Picasso of dance,' refused to perform at the 1936 Olympics in Berlin and conceived the piece 'Chronicle' in response to the experience.

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

Hookworm infection, though risky, may help fight certain autoimmune conditions by tamping down the immune system's inflammatory response.

In 1963, a basement renovation in Turkey revealed a passageway to a hidden, multilevel underground city that once housed as many as 20,000 people

The Brothers Grimm were lawyers before they were storytellers, and became interested in fairy tales as they began investigating how rules and customs had been passed down through cultures.

Dorothy's famous entrance into Oz in 'The Wizard of Oz' relied on analog tricks, including a body double and sepia-toned paint, as much as it did on technology

Sunflowers have long been a symbol of nuclear disarmament because they can extract large amounts of radioactive cesium from soil.

Visualize how CRISPR-Cas9—a type of immune system used by single-celled organisms to attack invasive viruses—targets and makes precise changes to a gene's DNA.

View the ten deadliest tornadoes in US history.

Watch contemporary footage covering the US-backed Shah of Iran fleeing the country in the face of the 1979 Iranian Revolution

Explore a list of the 100 best novels of all time, compiled by some of the world's best living writers, including Salman Rushdie, Stephen King, and Jennifer Egan.

Lesser-known phobias include turophobia, or the fear of cheese, and nomophobia, the fear of being without your cell phone.

20,000 letters to the advice columnist 'Dear Abby' provide insight into prevailing sex, religion, and LGBTQ fears, anxieties, and concerns from the 1950s onward.

Existentialist writer Jean-Paul Sartre coined the famous phrase 'Hell is—other people' in his play 'No Exit'

Poison ivy was sent to Europe in the 1600s as an exotic, ornamental oddity, where it was purposefully grown in the English royal gardens at Kew, the Faculty of Medicine in Paris, and a few other locations.

One disco producer saw 'Star Wars' four times on its opening weekend and was so inspired that he recorded the album 'Star Wars and Other Intergalactic Funk,' which produced a chart-topping single.