Over 50 whirling pools left behind from the glacial age.

An old trolley bridge was converted into a breathtaking garden bursting with colorful flowers.

Once called Winthrop Park in 1889, home to a decidedly sexy tribute to the Monitor vs. Merrimac battle.

Church featuring "high Victorian gothic" architecture.

The only surviving sidewalk clock in Brooklyn.

Neoclassical bank designed by NY architects Helmle & Huberty.

Known as the "Forgotten City" it was home to industry, riots, artists, squatters, and to one of the largest single disaster fires in New York City.

A modern addition to the Greenpoint skyline.

Devoted Buddhists can earn enlightenment in the next life by crawling through this symbolic nostril.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

"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."

The lovely lake that was naturally dammed, then naturally destroyed, then unnaturally saved.

Crumbling necropolis set high above Fez.

World's largest film studio, where visitors tour the decaying sets that litter the harsh desert environment.

A fortified city, home to a remaining population of five families

This small group of sand dunes manages to pack in a strange rainbow of colors.

The most famous location in China was home to whole dynasties worth of imperial rulers.

This probably wasn't what Mao had in mind.

This smaller cousin of the Forbidden City has gone from ancestral sacrifice to tourist's whispers.

A fifth-century temple improbably built into the side of a cliff.

This highest bridge in the world spans such a great chasm that it had to be established using rockets.