This non-binary preacher formed a religious movement in the region of New York later known as the “Burned-Over District.”

A 19th century hat factory still stands as a crumbling ruin in upstate New York.

The first museum in the United States dedicated entirely to posters.

An oasis of calm amid the chaos of the boardwalk, the museum traces the heritage of this beloved beachside amusement park.

The façade of this building looks like a bingo board, but it's really a giant clock by a famed graphic designer.

There’s a secret bunker inside the Brooklyn Bridge, but the city won’t say where.

The former home of Thomson Francis Mason, the mayor of Alexandria from 1827-1830.

Home to the world's oldest wooden building.

A Japanese concept restaurant that feels like a party thrown by the monsters in your closet.

A bibliophile's heaven that contains hundreds of bookstores, offering over a third of secondhand books for sale in Tokyo.

This garden located inside a bamboo forest once belonged to a famous Japanese actor.

When this massive wooden temple ran out of rope, they made one out of devotees' hair.

Twelve hundred stone carvings guard this off-the-beaten-path Buddhist temple.

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

This battleship of a building was designed by a famed "mad architect."

Tiny observatory made big contributions to the study of the Earth's motion.

This enormous banquet-themed artwork honors over 1,000 notable women throughout history.

These unusual rooms on wheels are holdovers from the 1960s.

The sculptor was instructed to add “stallion attributes” to the general's bronze mare.

A tribute to the beloved, kind-hearted "homeless mayor" of Silver Spring.

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

A relic of FDR's brief foray into utopian urban planning.

The first purpose-built art gallery in the United States is once again open as a center of craft arts.

Three abandoned missile silos are hiding in plain sight behind a suburban development in Maryland.