St Bernard de Clairvaux Episcopal Church, better known as one of the oldest European buildings in the Western Hemisphere.

A gaudy painted elephant stands in memory of south Florida's fallen carnies.

America's only city hall with minarets took architectural cues from Ali Baba and the Forty Thieves.

A community of collapsing homes more than a mile out from the Florida coast.

Located within a historic park, the beacon is the oldest standing structure in Miami.

The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

This beautiful Miami garden was designed as a laboratory for tropical plants.

12,000 sq. ft. museum tracing erotic art from antiquity to modern times.

Over 120,000 curious objects that have shaped our modern world.

Neglected resting place of some of the city's early luminaries—and a woman encased in concrete.

A dwindling menagerie of anthropomorphic oil derrick animals still dot the barren California landscape.

For decades, the largest tungsten producer in the U.S. was located in a spectacular setting in the high Sierra Nevada, with some of the workings over 11,000 feet.

The Zalud family experienced a number of tragedies in one decade, giving rise to rumors that the 19th century house is haunted.

A 19th-century cabin built into a hollowed-out Sequoia tree.

Four hundred granite steps were built into this massive rock by the National Park Service.

These millipedes glow not out of attraction, but as a not-too-subtle warning.

This massive statue of John Muir on the side of a California highway was carved from a redwood tree.

This small shack near the entrance to Sequoia National Park has been in almost continuous operation for the last century.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

One of Alaska's most significant ancient sites, spanning millennia and cultures, is right under the feet of some famously fat bears.

Where monkeys run wild and the humans are caged.

Found: Garden of Eden in Miami-Dade County, Florida.

A mysterious castle built as a monument to lost love.

This glass-stain Mary attracted thousands of pilgrims until her head was shattered by a vandal with a slingshot.