This unusual rock formation looks like an apple that has been neatly sliced in half.

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

The most southerly spot on New Zealand's South Island is home to surreally shaped, permanently mangled trees.

This strange geological landscape erupts with sudden bursts of water.

A glacier pocked with ice caves and surrounded by rainforests.

A perfect turquoise lake colored with glacier dust.

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

The Dalai Lama named this New Zealand landscape the "Spiritual Center of the Universe."

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

The real life Hobbiton, this sheep farm has been forever transformed since being built for The Hobbit film series.

Freddie Mercury's childhood home is now a monument to the iconic Queen rockstar.

The largest game reserve in Africa is home to thousands of species but refuses to house humans.

This rare volcano spews the strangest and (literally) coolest lava in the world.

This sacred, circular cave is lined with pools so clear and still that it's hard to tell where the water begins.

After sunset the heart of Zanzibar's historic Stone Town neighborhood transforms into a culinary playground.

Sitting atop a rock on Michamvi Pingwe beach, this restaurant becomes its own island at high tide.

A salty red wasteland in Tanzania is a breeding spot for endangered flamingos.

In a strange timezone anomaly, Daylight Saving Time here sets the clocks forward just 30 minutes.

A 30-mile-long glacially-carved canyon leads to a massive pair of glaciers.

Every summer, the Mendenhall River greenbelt comes alive with an explosion of magenta flowers.

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

This frozen tunnel in central Alaska is both an engineering feat and a valuable climate classroom.

Upside-down trees serve as natural flower pots in this hanging garden of Alaska.

The ghostly remains of what was once the world's richest copper mine.