Places SierraY Wants to Go

These fantastically named natural pools look like something out of a Scottish myth.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

The legendary building that needed ghostly approval before being built.

The very first subway station in New York City is beautiful, decked out in chandeliers, and ... abandoned?

This family mausoleum is steeped in symbolism and looks more like a fantasy location than a grave.

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

The futuristic test model of an iconoclastic visionary who wanted to redesign the world.

One-time winter retreats of prolific inventor Thomas Edison and his friend Henry Ford.

Possibly the world's oldest rug, this Egyptian relic is woven entirely from ancient cat hair and once carried a mummified human foot.

When you can't get to the Pacific, just go to Florida.

A mysterious castle built as a monument to lost love.

This historical swimming pool near Miami is emptied and refilled each day with naturally filtered water.

Bubbling up from deep underground is the warm crystal clear water that fills the Warm Springs Pools, America's oldest spa.

The romance of early commercial flight still fills this Art Deco destination.

The only recreation of William Shakespeare's indoor playhouse.

This maze-like slot canyon is a unique gem within an already fascinating geological area.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

Captain America, Sub-Mariner, and the Human Torch were all born in this art deco Manhattan masterpiece.

A hyper-luxurious, 12,000- square foot home might be buried beneath Queens, still waiting to protect you from nuclear missiles.

New York's oldest and possibly grandest keeper of books.

A bit of retro transportation flair preserved in the world's largest department store.

During the holidays, a vintage subway train whisks New Yorkers back in time.

The walls are decorated with whimsical murals painted by the creator of the Madeline franchise.

A dark, dank room in subterranean Manhattan was the site of a ghastly murder.