The glacier tucked within a New Zealand rainforest.

A glacier pocked with ice caves and surrounded by rainforests.

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

Khmer Rouge's high security prison.

A gruesome memorial for those lost in this area during the Khmer Rouge genocide.

Limestone caves in the Cambodian countryside, once the site of genocide, now a place of peaceful beauty.

5,000 skulls in memorial to those killed by the Khmer Rouge.

A battle between nature and architecture in the Cambodian jungle.

One of the largest Buddhist stupas in the world keeps an eye out in every direction.

Sacred Buddhist home of some spiritual monkeys.

A trading post in the North Pole where children send letters.

The king of U.S. high points towers over every other peak on the continent.

A high school astronomy enthusiast designed this model of our solar system to be traversed on foot.

During the summer, surfers in Alaska take advantage of this inlet’s unusual water patterns.

This historic collection of Native Alaskan artifacts was resurrected through a partnership between the WPA and tribal artisans.

The first Russian Orthodox church in North America and an Alaskan landmark.

A classic gold rush hotel can be expected to pick up some ghosts along the way, and the Golden North is no exception.

This shrine to the patron saint of Alaska sits on a small tidal island and was built from the land’s own beach stones.

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

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

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

The ruins of this Alaska gold mine form a gorgeous ghost town.