A four story, football field-sized, nine-grotto creation made of shells, minerals, and rare stones.

A fitting attraction for the corn capital of the world.

20,000 pieces in a Frank Gehry-designed building.

Macabre astrological automaton clock dating to the late 1400s.

The only arched bridge made of stone on the entire Mississippi River.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

A bizarre house filled with an astounding array of collections.

A tribute to the twin ideals of religion and patriotism, built by a Catholic priest from rocks, glass, and innumerable found items.

Largest gathering of hobos in the country has been meeting annually since 1900.

This massive roadside mascot was the first version of the giant to illustrate his butt.

A mysteriously dark cemetery monument fuels stories and legends galore.

The oldest university museum west of the Mississippi retains its 19th century feel.

Oldest surviving example of a Dutch saltbox frame house in America.

Once called Winthrop Park in 1889, home to a decidedly sexy tribute to the Monitor vs. Merrimac battle.

Historic Greenpoint theater, turned roller disco, now housing a chain pharmacy store.

“Wagon Jobber" turned smokehouse magnate's family-owned business is still going strong 100 years later.

Once a flowing stream and where the USS Monitor, the world's first ironclad, was built and launched.

Leaf through over 30,000 artists' sketchbooks in what may be the world's largest collection of doodles

Behind a bodega is a small museum of relics and ephemera showcasing the history of New York.

A cargo of beautiful music.

Now the site of a high school, this was almost the location of the largest cathedral in the US.

An illegally built ramshackle mansion tucked in the middle of Brooklyn is now being turned into condominiums.

A decommissioned military complex that's now a modern industrial park.