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

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

Stroll through a wonderland of stupendous moss-covered trees.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

This massive library holds what was once the largest book collection in the world.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

A bizarre house filled with an astounding array of collections.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

On Japan's Tashirojima Island, cats are king.

Dramatic river bend surrounds a natural red-rocked pedestal.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

These fantastically named natural pools look like something out of a Scottish myth.

An exquisite tunnel of cascading flowers.