The illuminated falls are a gem in North Cascades National Park.

An unoccupied lighthouse encased in layers of ice from the waters of Lake Erie.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

This unauthorized stone mermaid was secretly carved out of public stone before being permanently preserved.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

This Pennsylvania cave holds evidence of the oldest known inhabitants of North America.

The site of Neil Armstrong's first flight is marked by a full on replica of the moon landers.

Concrete igloos standing across from what remains of the Michigan Central train depot.

The city is full of whimsical portals to another world.

This eccentric mansion museum holds a impressive collection of rare and automatic instruments.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

This permanent exhibition celebrates the finest of our heartless automatons both real and fictional.

There aren't too many operational funiculars around, but Pittsburgh has two!

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

This structure among the trees was the result of divine inspiration.

Giant instrument-shaped home in Fayetteville, Georgia.

An underground magnet for ever-changing street art.

This massive store is home to an eccentric collection of vintage, retro, and peculiar goods.

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.

An architect in Aspen used psychedelics as his muse while building this mushroom masterpiece.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

This Colorado hiking trail provides a small gold mine of abandoned gold mines.