This small stone chapel is a hidden gem just outside the University of New Hampshire campus.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

One of New York's best collections of pinball is hidden in a secret bar in the back of this laundromat.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

This oak sculpture at the edge of a small woodland is nine feet tall and shrouded in mystery.

An old vending machine serves up unpredictable beverages from its seemingly magical insides.

While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

A bizarre house filled with an astounding array of collections.

Homemade outdoor church and sculpture garden decorated with glass shards.

A fairytale art house in the middle of Wisconsin.

The Magical World of George Phar Legler.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

Outside Hope College in Holland, Michigan, a marker honors a University without people from the fictional Kcymaerxthaereal times.

Down a stairway in the East Village, you could once read a plaque describing an alternate history of a fictional version of Manhattan.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

A beautiful Victorian-era cemetery, complete with a miniature village.

The often-overlooked ruins of one of the first buildings designed by famous landscape architect Frederick Olmsted.

The bears may be gone, but their old cages can still be found.

A New England ghost town features a trail of boulders etched with intriguing life lessons.

All that remains of this Massachusetts town, demolished in the name of progress, is a stone marker.

Surrounded by lonely toys, this Massachusetts gravestone marks the final resting place of six children who were murdered by poverty.

The walkable ruins of an 19th century hotel, destroyed in a horse cremation gone wrong.

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

This museum on a college campus pays tribute to the Arctic and to two explorer alumni.