This hobbit-y little hot spring may be the oldest spring used by humans in all of Iceland.

These ominous lava formations were said to be an entrance to the netherworld so of course they inspired a famous metal band.

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

This natural Icelandic fissure allows divers to swim right between two volatile tectonic plates.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

A winding, blood-red tunnel of hardened lava navigable by foot.

This modern monument to pagan belief looks like it was transported straight from ancient times.

The most powerful waterfall in all of Europe.

This elegant arc of a waterfall marks a religious turning point.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

Iceland's "Smoky Valley" is a beautiful river that is shrouded in a constant cover of steam clouds.

Climb right into the heart of this colorful Iceland volcano.

Walk in the footsteps of the gods and straddle two tectonic plates.

Iceland's largest lagoon is home to stunning multi-colored icebergs.

This fantastical waterfall is hidden in a cave located in a cracked cliff.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

Rising from the sea like a stone monster.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

The farmhouse owned by the Danish author who wrote "Out of Africa" is now a museum honoring her legacy.

Life and death are on parade at the most reliably perilous site of “the Great Migration.”

Just outside of Nairobi lies a large estate surrounded by endangered Rothschild giraffes, who have been fed from the window by Mick Jagger and Walter Cronkite.

This exceptionally well-preserved ancient marvel also houses a small museum dedicated to Jordanian folk tradition.

Concentrated around the Dead Sea, these surprising canyons are filled with coursing water, fish, and even crabs.

The most gigantic, swoony, intimidating trio of fingers in all of antiquity.