Silver in the hills led to the speedy creation of this boom town and a lack of it saw the town abandoned nearly as quickly.

The site of a defunct mill, that once supplied marble for the construction of the Lincoln Memorial.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

For over a century, it has been a tradition to raise a flag at the top of this 450-foot sandstone pillar on the 4th of July.

Two creeks flow out of either end of this canyon in opposite directions.

This remote Colorado canyon is home to the second-largest collection of natural arches in the world.

The fifth-longest natural arch in the world, and the longest outside China.

A house carved into a rock in the 1940s.

This site is home to ancient petroglyphs and pictographs dating back to 6,000 B.C.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

A bizarre roadside attraction and the first instance of miniature golf in the world.

Slyly buy a shake in the Parker Meridien lobby.

One of the few Glatt kosher delis in the United States is a cornerstone of its Hasidic neighborhood.

A once-groundbreaking power plant turned into a hotel and mini-museum of archeological and geological wonders.

An abandoned munitions storage facility with a rich architectural history.

This twisty sign depicts the chain's first logo.

This small island was the first National Wildlife Refuge ever created in the United States.

A building so large that it has its own weather.

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

A swamp that was the site of prehistoric water burials also managed to preserve its corpses for millennia.

Town of spiritualists and mediums in Florida.

Despite being made of a seashell mortar, the crumbling remains of this historic Florida mill are still standing.

Where serial killer Aileen Wuornos drank her last beer.

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