Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

Eighteen miniature death-scene dioramas.

This 16th-century monastery has been turned into a surrealist architecture compound.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

Rare karst landscape eroded from a flat seabed.

A 16th-century horror show built in a lovely Italian garden.

A Japanese shrine to dolls.

This pair of small sea rocks has been "wed" using rope and ancient Shinto tradition.

Hundreds of prehistoric stones, arranged in perfect lines in a French field.

One of the most popular megalithic sites in Ireland stands as a humbler version of Stonehenge.

The world's brightest bioluminescent bay.

Diego Rivera's massive tiled fountain and failed infrastructure project.

Frida Kahlo's childhood home, now a museum of her life and works.

Part bookstore, part café, and part forest.

An Aztec snake god has taken the material form of an apartment complex.

This beautifully deceptive waterfall is something far different from what it appears to be.

The remnants of a wooden-hulled fleet built and abandoned in WWI, now home to a thriving ecosystem.

A geological bull's-eye visible from outer space.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

The world's largest fully steerable radio telescope.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

A terrific purveyor of natural history objects and curios.

Essence of hound's tongue and tincture of bloodroot are just the tip of the herbalist iceberg at this beautiful, impressively-stocked apothecary.