The geological history of Yellowstone National Park dates back to the formation of the North American continent.

The Alcan Highway connected the Alaskan wilderness to the lower 48 states for the first time.

Volcanoes hold the key to the origins of the Hawaiian Islands.

President Donald Trump has indicated he will spend time in New York City. The last time a sitting president called NYC home, things were very different.

Experience the sights and sounds of New York City as if you were visiting in the 1940s. A lot has changed since then, but not everything.

The world-famous Empire State Building is a symbol of New York City and one of the world's most popular tourist attractions.

Pirates, shipwrecks and haunted legends once ruled Block Island. Today, its peaceful trails and historic lighthouses tell a different story.

Linking the borough of Brooklyn with Manhattan, the Brooklyn Bridge stands as a marvel of engineering.

Grand Central Terminal is one of America's busiest train stations, with over 700,000 people passing through it every day. Find out more about this iconic landmark.

Get the facts on the history of this iconic New York City landmark.

Learn how slavery influenced the fight for Texas independence. See how the Mexican government tried to stop American immigration and the practice of slavery, leading to the Texas revolution and the battle of the Alamo.

Washington, home to the Space Needle, Windows 95, and expensive coffee, has a long and storied history.

Texas is famous around the world for oil, cattle and state pride, but there’s a lot more we bet you didn’t know about the Lone Star state.

George Washington picked out the location and laid out a perfect diamond shape for the city, spanning parts of Maryland and Virginia. But a looming fight over slavery caused the Virginia side to leave the District and return to its home state, giving D.C. its strange shape.

It's densely populated and filled with the world's most iconic landmarks. Learn some facts and figures behind "the city that never sleeps."

Alaska celebrates the long awaited grant of statehood with an enthusiastic celebration. It becomes America's forty-ninth state and, by far, the largest.

When it was completed in 1931, New York's Empire State building was the world's tallest skyscraper. How was it designed and built?

Without the investment in the interstate highway system, America would not be where it is today.

Kids lost teeth on this ride at Action Park.

From the Gaspee Affair to declaring freedom before the rest, Rhode Island's revolutionary roots run deep.

Before becoming the 50th state, Hawaii endured a controversial and long fought battle for statehood.

Opened in 1825, the Erie Canal was one of the most extraordinary engineering feats of the 19th century.

With the discovery of gold in 1848, thousands of prospectors poured into California. When it came time to create a state, the new residents wanted to make sure California included all potential gold fields in the Sierra Nevada range, and so drew their own borders.

Volcanoes in Hawaii have been erupting on and off for thousands of years, and the 1950s were no exception.