The museum chronicling a treasure hunter's dream, fulfilled.

A monument celebrating the idea of reaching inaccessible places.

This statue inspired by Renoir's famous painting embodies the jovial spirit of Key West.

The birthplace of American international flight service has been turned into a celebrity's microbrewery.

Once featuring over 60 miniature replicas of famous Chinese locations, the Splendid China theme park was completely abandoned and is now mostly rubble.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

Dim sum, served in a grand old theater.

In memory of the 110 victims of ValuJet Flight 592 that crashed in the Everglades.

The "lovely red Vega" of the legendary record-settling pilot.

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

The grand marble structure next to the White House is Andrew Carnegie's temple to Pan-American diplomacy.

This mysterious structure by the Washington Monument is a flood barrier designed to protect the White House against rising waters.

Look closely and you’ll notice that the color changes a third of the way up the tower.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

The resting place of a Civil War celebrity's amputated limb.

With nickel-steel armor and three-inch thick bullet resistant windows, FDR's train was a rolling fortress.

A perfect circle of twenty-four mysterious holes dates back to prehistoric time.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

A former Confederate hospital serves as a remembrance of wounded and dead soldiers.

A spiritual vortex among the red rocks in Sedona.

America's second-oldest brick baseball stadium was home to a legendary WWII series that only sailors got to see.

The magic's in the hole!

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.