These abandoned grain silos and tunnels are an urban exploration dream.

Combination beer garden and music venue in the heart of Wicker Park.

A little-known subterranean street runs under some of the best-known buildings in Chicago's River North.

Chicago's North Park Village was once the largest municipal sanatorium in the country.

Chicago's museum dedicated to the history of bondage and fetishism is more textbook than titillation.

A hollow cement depiction of time's inexorable effect on the human body.

A lush green oasis in the middle of Chicago.

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

A surreal landscape where fanged rocks rise from the ground and the ocean feels like a great mystery.

The flock of plastic poultry is an ode to the classic comedy staple.

Seattle's super-sized cowboy apparel once belonged to a themed gas station that wrangled in herds of tourists.

A vinyl-lover's Shangri-La.

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.

Peruse rare tomes like poetry bound in pearls or books with branches and berries growing out of their spines.

A short hike into the mountainside forest reveals a decaying 1890s town.

An extraordinary mixture of natural beauty and man-made phenomena.

A house filled to the brim with oddities and curiosities.

A one-stop shop for all things snowmobile, started by a snowmobile-obsessed group of friends in Wisconsin.

The museum houses one of the world's largest collections of glass paperweights.

Where experiments are conducted on all things wood.

According to the legend, this strikingly beautiful hill has miraculous healing powers.

This circus town museum recognizes the outstanding clowns of history.

This huge stew pot is the focal point of the "Community Soup" event, which honors tradition and soup.

One of the last surviving C-97s sits in a field in front of a Wisconsin inn.