Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

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

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

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

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

A walk through the historic city center, under the streets of Seattle.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

It should come as no surprise that the best view of the Hollywood sign is from Batman's lair.

A layered tribute to the work of mosaicist Isaiah Zagar.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

A bizarre house filled with an astounding array of collections.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

A 140-year-old castle with underground caves hidden in San Francisco.

The legendary building that needed ghostly approval before being built.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

Dramatic river bend surrounds a natural red-rocked pedestal.