Grandpa Rainbow felt the neighborhood needed some color, so he picked up a paintbrush and went to work.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

This neighborhood thoroughfare is haunted by dozens of homemade monsters.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

An unlikely hit, this museum is dedicated to the inventor of instant ramen and cup noodles.

One of the world's largest ancient burial mounds.

Stroll through a wonderland of stupendous moss-covered trees.

An 80-year-old house built out of newspapers.

This delicate museum is devoted to the art and industry that once supported Cape Cod's oldest town.

Unicorns, elephants, and bears, oh my!

On the Oregon coast there is a natural hole that seems to be draining the sea.

An institution that preserves the history of institutionalization.

A WWI fighter plane and turn-of-the-century penny candy shop are among the unexpected features of this Financial District building.

Lithuania's outdoor sculpture trail of wooden folk art.

A one-of-a-kind collection of a unique medium.

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

Peek through a transparent pyramid and drink in the mountain made of books.

Home of Jake the Alligator Man, the mummified remains of a cigar smoking, cross-dressing celebrity of the Northwestern coast.

A look into the Church of Scientology's deeply unfavorable view of psychiatry.

Remember that scene in the Matrix, when Neo is in the big white room with all the weapons flying by? Well, this is what it would look like if he had wanted trees instead of guns.

This perfectly preserved Chinese medicine shop was untouched for decades before being reopened as a museum.

Exact replica of the ancient monument, but much, much lighter.

An overgrown collection of miniature buildings still stand as evidence of one couple's obsession with The King.