The walls of America's oldest masonry fort famously "swallowed" cannonballs.

A tribute to Ponce de Leon's supposed quest for eternal youth.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

A wall of chewing gum moonlights as collective art.

The first park built over a freeway is a brutalist masterwork.

This former coal gasification plant found a curious second life as a popular public park.

From a neon Rapunzel to a bike traffic meter to a street fair color scheme, the most opened drawbridge in the US is a veritable art gallery.

A giant Troll lurks under one of Seattle's oldest bridges.

A busy cafe better known for board games than food.

The small town of Poulsbo in Washington state is the next best thing to the Kingdom of Norway.

"The Reptile Man's" very own roadside zoo features an albino alligator.

Cave carved out of a huge snow drift collapsed killing one and injuring five in July 2015.

An abandoned network of military bunkers and tunnels open for anyone willing to descend into the darkness.

The largest canoe collection in the world—and the most Canadian museum ever.

Lake within a lake.

Possibly the world's largest coin stands just outside of a Canadian science center.

The statue of the famous elephant who was the original source of the word "jumbo".

A book collector's dream, this Toronto bookstore has the world's first "Biblio-Mat," a random book vending machine.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

A Swedenborgian glass church surrounded by redwoods sits perched atop a massive landslide area.

The ghostly remains of an accidental sea.

This historic tower in the California desert promises visitors a "vortex of good vibes".