This speakeasy continues the Prohibition-era legacy of Harlem's jazzy Swing Street.

These small stands sell Malian snacks to worshippers and passersby after Friday prayers in Harlem.

The "Seinfeld" diner.

A Gothic-style abode built to accommodate the church's three resident peacocks.

These Nubian pyramids are strange and unique, even by pyramid standards.

A suburban museum tells the story of a historic transportation network and even provides rides in antique trolley cars.

Dogs, cats, horses, monkeys, frogs, and fish are laid to rest at the second-oldest pet cemetery in the U.S.

The shelves in the back of this thrift store are devoted to saving, not selling, retro tech.

Bizarre Cavern.

Time travel with sweets across history at this research-based candy store.

This little museum in the town where zombies were born celebrates the living dead.

This museum is dedicated to the first coast-to-coast highway.

This shrine to McDonalds' most iconic sandwich holds a 14-foot tall burger.

An eccentric company offers eccentric millionaires the opportunity to have spaceflight-related experiences.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

This 150 foot seven-tiered cascading waterfall is one of the hidden gems of the White Mountains.

This ambitious father and son team reigned supreme over the North End, and witches, for many years.

America's original house of worship for Spiritualism, the religious movement based on communing with the dead.

"Mock all and sundry things, but leave the saints alone."

Beautiful steampunk ghosts of early Massachusetts.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The site of Paul Revere's historic two lantern warning.

Site of a famous 19th-century transcendentalist utopian community, now abandoned.

Dim sum, served in a grand old theater.