The only theatre in the world constructed specifically for sound movement.

The world's largest fire hydrant is supposedly tornado-proof.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

"Only the devil could play golf here."

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

The drama of nature in full effect in this Nevada State Park.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

Natural sonic phenomenon comes with a grisly legend of murder and blood.

One man has carved a number of natural New Mexico caves into psychedelic sandstone temples.

This quirky curiosity shop takes its cues from the world's bazaars.

A white oak with property rights.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

Try not to get slimed in Tribeca.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

This lower Manhattan bar is set up in an old bank vault that rests beneath a skyscraper that hides even more historic splendor.

A clock set into the concrete outside a Manhattan jeweler has been telling time underfoot for over a century.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

Nonprofit art center that promotes outsider, intuitive, and self-taught art.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

Towering basalt columns, a creation of fire and ice.

A terrific purveyor of natural history objects and curios.