A peaceful, unique botanical garden complete with waterfalls, mini islands, and swans.

Strange beasts lurking in a garden are all that remain of a quirky, short-lived theme park.

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

An 18th-century Spanish watchtower made entirely of seashell and concrete.

Island ghost town detailing Flagler's folly in building the Overseas Railroad.

Arrr! The most authentic collection of pirate artifacts in the world... matey.

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

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

A waterfall 600 ft. inside a mountain, once the bane of gold miners, is now a spectacle of nature.

Abandoned businesses, homes, and rusted cars are all that remains of this stopover town.

An entire city block built completely out of petrified wood.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

The deserted railroad town had a last gasp as a ghost town attraction before being abandoned for good.

The highest point in South Dakota contains the ashes of Valentine McGillycuudy, the "Holy White Man."

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

The ravine where Jesse James supposedly performed an impossible jump to evade capture.

Just a man taking his prehistoric pet for a stroll.

A sculpture dedicated to the trade that gave the town its name.

This lonely tower survived the landslide that devastated much of a Mexican mining town.

This modern theatre is housed inside a convent constructed more than 300 years ago.

This sculpture garden is a serene oasis wedged in the middle of a busy highway.

This subterranean passage reveals the city's mining history as well as its legendary terrors.

A mysterious, ancient collection of pre-Hispanic petroglyphs hidden deep in the Mexican desert.

One of Mexico's least-visited archaeological sites is tucked away inside a theme park.