Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

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

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

Two small markers remember the Alamo's feline protectors.

A small peaceful park and waterfall tucked amid the urban grind of Midtown Manhattan.

Elevated freight railway turned wildly successful urban park.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

This working class sculpture pounds his hammer all the livelong day.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

A white oak with property rights.

While most wind tunnels test scale models, the "Cave of Winds" was large enough for actual airplanes.

It was once the base for a series of domestic terror attacks.

There’s a hidden military meme engraved on the World War II Memorial.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

An overlooked memorial honoring the local Washington residents who died in World War I.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

The world's tallest statue of an American hero.

An ivy-covered arch bridge dedicated to Tejano music singer and legend Rosita Fernandez.

Belly up to the bar in Cowtown, don't forget to buy some boots.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

Ice cream stand, snack bar, and time capsule of milk conveyance.

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