One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

A formerly glacier-tipped volcano that inspired none other than Jules Verne.

Staves, storm-calling, and of course, necropants.

An auroral research program that superheats the ionosphere.

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

Ice roads, deep holes and 3,500 pounds of diamonds.

The largest stone moai on Rapa Nui.

Bold contestants slide in a rice paddy behind two charging bulls.

A newspaper editor turned this abandoned island into a tortoise nature preserve that's now the world's smallest national park.

An underwater restaurant, surrounded by a coral reef.

This dramatic sea spire is home to the world's rarest insect and is part of the lost continent of Zealandia.

An isolated dive site teeming with cnidarians.

The world’s most primitive form of bungee jumping.

A sprawling nature preserve harbors the world's only living dragons.

Taxidermy of the racing horse with a huge heart, who inspired hope in the Depression.

The unique ecosystem atop an Australian mountain is home to some colorful inhabitants.

The only pollutant in the clear blue water is sunscreen.

A remote forest of stone pillars along the Lena river.

England's most notorious suicide spot.

Large Hadron Collider and the Birthplace of World Wide Web.

Started nearly 100 years ago, this science experiment just keeps on going, ever so slowly.

The world's largest solar furnace uses 10,000 mirrors to concentrate the sun's rays to generate power.

A breathtaking canyon offers stunning views and frightful pathways through an ecological paradise.