Conflicting markers on its floor tell a tale of two city centers in San Antonio.

A gorgeous garden oasis with winding paths, stone bridges, and a troubling history.

These boots are made for selfies.

Three hundred years of preserved Spanish colonial history in San Antonio.

A 131-year-old wunderkammer of Texas history.

Housed in a century-old building, this museum's dedicated not just to soft drinks, but to the free enterprise system.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

A daily replay of the experiment that proved the rotation of the Earth.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

This elaborate towering structure was once famed for its revolutionary height.

Instruments, apparatus, and rare books all relating to chemistry and its related sciences.

Yo, Adrian!

The first American department store, and home to the largest operating musical instrument in the world.

World's first "penitentiary," meant to be humane, drove men insane.

Infamous marsh filled with toxic waste, World War II-era London rubble, and dead mobsters galore.

On the Hudson resides one of the largest clocks in the world.

These mystical miniature houses bring a touch of magic to the New Jersey woods.

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.

This lovely hilltop tower was specifically built to withstand 100 MPH winds.

The US Navy's only submarine museum is also home to the world's first nuclear submarine.

This small-town pizzeria won the Hollywood lottery.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

This Connecticut chapel is a starkly modern, and surprisingly colorful, architectural rebel.

The ancient past meets the retro-future at these dinosaur tracks that are protected by a geodesic dome.