A solitary tree has grown up all alone on Lake Wānaka, backdropped by the beautiful Southern Alps.

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 electric green sulphur lake in New Zealand looks like a cartoonish radioactive dump site.

Eat your Big Mac in a DC-3.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

A cooled lava flow from the Haleakalā volcano formed these surreal-looking columnar basalt structures.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

A beautiful but toxic fountain of mercury.

An early 20th-century bullring converted into a modern shopping center.

This colorful statue welcomes visitors to a Barcelona park.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

Buffalo's abandoned concrete grain elevators are getting a second life.

A 19th-century architectural wonder designed by the "father of the skyscraper."

A forsaken wonder in the middle of the East Side neighborhood.

The absurd creation is a compulsory destination for selfies in Buffalo.

The world’s oldest baseball field had to fight to earn its record.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

Clusters of abandoned buildings hint at the facility's 144-year history with psychiatric health.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

Beneath the most controversial monument in Mexico City is a cultural center that exhibits only digital art.

Mexico City's largest market contains a Willy Wonka-esque wonderland.

Many people don't realize there’s a lot going on in—and below—the world’s tallest triumphal arch.