A museum dedicated to the history and exploration of both popular music and science fiction.

One of Europe's oldest libraries.

This small patch of land is the final resting for these communication relics of the past.

Vintage furniture and art share space with all manner of collectibles at this quirky shop in Bangkok.

Derelict airplane bodies serve as both home and income for three Thai families.

A treasure trove of pathological, forensic, parasitological, and anatomical specimens.

Museum housed in underground tunnels that date back to Buenos Aires's earliest settlements.

Children's hospital in London that operates on royalties received from Peter Pan, which J.M. Barrie signed over in 1929.

Semi-recognized center of the world, with many oddities.

French commune at the heart of conspiracies.

The first overseas server for Facebook in Sweden's tundra.

A macabre farm reserved part of its 222-acres for dead bodies, all in the name of science.

A counter-culture bookstore like no other hides in plain sight in the streets of Paris.

Large Massachusetts museum dedicated to Armenian history and culture.

One of the last few places in Manhattan that employed a pneumatic systemic keeps it on display.

Below a historic English market town lies a secret underground city complete with kitchens, laundries, storerooms, and an underground lake.

Always a new use for this old building.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

Peek through a transparent pyramid and drink in the mountain made of books.

An Escher-inspired library dedicated to the wonders of the human mind, yet closed to the public.

A vast collection of rare books, manuscripts & extraordinary objects illustrating the history of medicine.

Visitors to this library are in for a real-world education in modernist architecture.

Take an otherworldly journey in a school dedicated to out-of-body experiences.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.