In the middle of a busy airport, a statue honoring the astronaut who told Houston that Apollo 13 had a problem.

The romance of early commercial flight still fills this Art Deco destination.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

At this airport "microcinema," you can catch a film before you catch a flight.

This cemetery served as the only official burial grounds in Cambridge for nearly 200 years.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

The final resting place of an unidentified revolutionary soldier sits behind a Virginia church.

This colonial tavern played host to George Washington, Thomas Jefferson, and other famous early Americans.

An eccentric priest's tribute to George Washington, this chapel tells the story of the American Revolution.

The former home of the man whose radical ideas changed the nation.

This sculpture may be the only known depiction of a man who helped finance the American Revolution and inadvertently created the dollar sign.

The phrase "the shot heard around the world" was coined after a skirmish at this bridge.

The location where the American Revolution ended.

New Hampshire's first neighborhood is now preserved as a historic village with live action role players.

The life-size bronze statue commemorates the ride of 16-year-old American Revolutionary War hero.

This unassuming home played a pivotal role in American history, essentially putting an end to the Revolutionary War.

Interactive museum complete with costumed re-enactors and the only known surviving chest from the Boston Tea Party.

Engraved in stone here are the signatures of everyone who signed the Declaration of Independence.

This mission, established in 1771, is the most remote of California’s Franciscan missions.

A museum in Mississippi celebrates the history of Coca-Cola and the man who brought it to the masses.

One of corporate America's best-kept secrets is also one of the most publicly displayed.

A gothic palace of endless stalagmites and pseudoscorpions waits within one of the world's most beautiful caves.

This shrine commemorates the site of the first known Catholic mass in the United States.

These cabins mark the site where our 11th president was born (probably).