The convergence of two currents makes this a surprisingly pleasant getaway in the Arctic Circle.

Mound of stones marking the burial site of the world's most famous orca.

Walk behind a 50-meter-high waterfall.

California's own majestic geyser is powered by a subterranean volcano.

An optical illusion found amid a logged redwood forest.

The only university zoological museum in London houses extinct animals, bizarre natural history specimens, and a Micrarium of microscopic creatures.

This massive geographical sculpture is so subtle, it's possible to pass by it without noticing.

An exotic wildlife habitat right off The Strip.

A hard-to-reach oasis in a desolate corner of Death Valley National Park.

One of the last free public hot springs is decorated with hippie art.

Four hundred granite steps were built into this massive rock by the National Park Service.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

Quite simply the largest tree in the world (by volume).

The highest dunes in California are the most likely place in the area to hear the Singing Sands.

This wrecked airplane has been sitting on a black sand beach since the 1970s.

An encyclopedic collection of mammal penises.

Twisted girders are all that remain of an Icelandic bridge that was wiped out by a combination of volcanic heat and glacial floods.

Mounds, rune stones, and a 1,000-year-old church, left behind by Denmark's first two kings.

From Coke II to Google Glass, this exhibit features some of the most spectacular commercial flops.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

This Nevada lake holds its titular natural pyramid and, if the legends are true, a number of dangerous spirits.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

A former utopian healing center created by a huckster and built by derelicts.