Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

New Zealand's epic shrine to all things puzzling.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.

This strange geological landscape erupts with sudden bursts of water.

Known for the tunnel that leads visitors to the water.

The glacier tucked within a New Zealand rainforest.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

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

This university transit system is a 1970s vision of the future.

Once the most painted on object in the world, this short campus fence is well on its way to being so again.

Heron, whitewater rapids, and urban industrialism all add to the beauty of this concrete nature walk.

A massive Montreal stadium that has seen nothing but trouble since its inception.

A unique collection of gilded age mechanical pianos.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

This research center for rare prosimians is studying how they sleep to help prolong human life.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

A convincing little bit of ancient Egypt smack dab in Richmond, Virginia.

The magic's in the hole!

The seamy, underground secrets of Portland's criminal past.

Home to items never before seen by the public.

A wall of chewing gum moonlights as collective art.

A 131-year-old wunderkammer of Texas history.

Eighteen miniature death-scene dioramas.

A model home in the Medical Examiner's Office in which grisly death scenes are staged to train forensic investigators.