This roadside attraction attracts kids with dinosaurs before blindsiding them with geology.

This museum explores the history of stickers and is home to RePEELed, an exhibit featuring sticker art from around the world.

A museum dedicated to the history of Tokyo's often-overlooked working-class district.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

A restored 1920s cascade stairway provides one of the best views of Oakland's Lake Merritt.

A collection of abandoned typographic signs from Berlin and beyond.

This classic restaurant features a gorgeous mirror-clad room.

A disconnected rotary phone for "calling" lost loved ones offered a unique way of dealing with grief in disaster-stricken Japan.

The beautiful 1920 Pantages Theatre remains hidden just underneath the LA Downtown Jewelry Exchange.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

A wall within the institution displays the names of 13,000 Jews who took refuge in the city during World War II.

Dedicated to preserving the history of free Black communities in Brooklyn and beyond.

Recovered suit of a cannibalistic West African gang.

There are owls with glowing eyes in Herald Square.

The last remnants of what was once one of the world's grandest hotels can now be found in a Manhattan subway station.

A hyper-luxurious, 12,000- square foot home might be buried beneath Queens, still waiting to protect you from nuclear missiles.

A staggering collection of photographs depicting medical, social, and historical change.

Volunteer-run library dedicated to exploring five decades of activism history.

This hidden library of physiological ephemera contains centuries worth of knowledge on the vim and viscera of the human body.

Read between the lines of the subway map to find the hidden abandoned Civil War fort.

Spinning silently in the lobby of an Art Deco masterwork is a massive vintage model of the Earth.

A hands-on traveling collection of the innovative devices of yesteryear.

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.