One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

This replica stave church looks like a piece of Norway was simply plopped down in South Dakota.

A cemetery housing wild west legends in South Dakota.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

A place where the laws of nature seem to have gone completely berserk... but of course haven't.

One of America's first dinosaur parks gives a window into Depression-era paleontology.

Thanks to a loophole in property ownership, this alleyway has become a cacophonous street gallery.

Every president in history is immortalized in bronze in downtown Rapid City.

South Dakota's oldest operating brewery is housed inside a historic firehouse.

One of America’s oldest and spookiest hotels, thanks to the residency of ghosts, dead presidents, and Alfred Hitchcock.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

A fitting attraction for the corn capital of the world.

This outdoor gallery of graffiti-covered walls pays homage to the past, present, and possible future of street art.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

A Collegiate Gothic quadrangle that surrounds an 18th century secondary school whose financing came from the likes of Alexander Hamilton and Aaron Burr, among others.

The world's largest collection of materials relating to lesbian history is housed in a Brooklyn townhouse.

This neo-Gothic former auto showroom is one of the few remaining reminders of Brooklyn's "Automobile Row."

19th century cemetery hidden in Brooklyn's Prospect Park.

A tree that grows parallel to the ground was declared Brooklyn's "crowning curio" by the poet who saved it.

The ballpark in "Pigtown" where the Brooklyn Dodgers made their name was replaced with a huge apartment complex.

You can still ride this 100-year-old work of art in Brooklyn's largest public park.