Rainbow-hued in the summer and crystalline in the winter, this salty lake has inspired battles, temples, and plenty of awe.

A rare chance to get up close and personal with a 13-mile ribbon of ice near downtown Juneau.

This military mausoleum captures the solemn grandeur that most memorials only aspire to.

Long-abandoned art nouveau baths beneath Milan's Piazza Oberdan.

Renaissance villa and gardens complete with a tormented colossus.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

This well-preserved Cistercian Abbey in a romantic pastoral setting has inspired artists like the poet Wordsworth.

In the remote high desert of New Mexico, a strange array of poles beckon fury from above.

Massive prehistoric mammals used these stones as oversized scratching posts.

This tangled English forest looks like something right out of a fairytale.

A fantastic castle rumored to be the birthplace of King Arthur.

Iceland's largest lagoon is home to stunning multi-colored icebergs.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Breathtakingly blue walls shimmer inside the "Glacier Behind the Town."

Mysterious 500-year-old tapestries depict a unicorn hunt.

Quite simply the largest tree in the world (by volume).

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

Tubing through a cave lit with glowworms is a magical underground experience.

Thousands of exquisitely carved stone water storage wells, hundreds of stone steps fill this exquisite medieval stepwell.

Amazing and mysterious Neolithic settlement on Scotland's Orkney Islands.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.