A former fortified tower now houses a collection of classic communications equipment.

This quirky curiosity shop takes its cues from the world's bazaars.

The first public building in Savannah to offer air conditioning was a luxurious cinema that still operates today.

A statue honoring 44 continuous years of greeting passing ships.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.

An ancient quarry rediscovered by a dog and claimed by biblical kings, a German cult, and the Freemasons.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

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

These unusual rooms on wheels are holdovers from the 1960s.

Panoramic views of the city of New Haven and the Long Island Sound, with a side of history.

The headquarters of the famous Yale society.

Outdoor escalators and art have helped change what was once a notoriously dangerous part of Medellín.

The oldest building in the District of Columbia was preserved because of a mistaken connection to George Washington.

France's most famous cemetery, with some of its most curious tombs.

Before Nixon, "watergate" meant canals.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

Created in 1972, the famous sculptor's intricately detailed monument to San Francisco is overflowing with city landmarks.

One of the dwarven trees dates back to 1625 and survived the Hiroshima bombing.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

Louisa May Alcott based “Little Women” on her experiences growing up in this house with her sisters.

"the sweltering inhabitants of Charleston and New Orleans, of Madras and Bombay and Calcutta, drink at my well . . . The pure Walden water is mingled with the sacred water of the Ganges."

One kilometer of thick brass rod laid out before your eyes.