If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

This beautiful, historic church looks like something out of a simpler past.

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

Medicinal spa created with the discharge from a geothermal energy plant.

The most famous location in China was home to whole dynasties worth of imperial rulers.

Hindu temple of the dead home to hundreds of long-tailed macaques.

The name of this ancient Indonesian temple translates as "Elephant Cave" but it could be more accurately called "The Hellmouth."

Isolated atop this Balinese sea crag is a lovely Hindu temple that is said to be guarded by sea snakes.

Holy Hindu shrine in an enormous, monkey-filled limestone cavern.

Singapore's landscaping project is home to 18 incredible Supertrees.

An out-of-place slice of France, smack in the middle of Shanghai.

The once highest point in China blends symbolic design with a kick of adrenaline.

The notorious "Hanoi Hilton" where Vietnamese colonial subjects and later American POWs, including John McCain, were imprisoned.

Ho Chi Minh's perfectly preserved body has been on display here since 1975.

Once housing children next to hardened criminals this historic jail once displayed Ned Kelly's skull until it was stolen.

This historic Australian bridge was built by convicts with giant stone spikes to prevent cattle from falling off the sides.

One of the best beaches in the entire world.

Relics of Australia's convict past, and a modern scene of unimaginable horror.

A New Zealand communications tower stands as the tallest structure in the Southern Hemisphere.

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

High winds can make this one scary landing.

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

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.