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

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

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

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

This verdant, tree-lined Reykjavik graveyard is both enchanting and eerie.

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

The oldest hall in Iceland was written of in the Sagas and features a centuries-old escape tunnel.

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

An encyclopedic collection of mammal penises.

This stunning concert hall has become a symbol of Iceland's national recovery.

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

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

These molds for fiberglass statues have formed an eerie, accidental sculpture park.

"Iron Age" creatures fill this huckster's rusted metal sculpture garden.

Five acres of divinely inspired folk art.

One of the largest aviation events in the world brings half a million aircraft enthusiasts to Wisconsin each year.

Paranormal activity on the great lakes.

A bizarre house filled with an astounding array of collections.

A theme park attraction designed to turn your children into LARPers.

As its grandiose name implies, this wooden dome is unsurpassed in size.

Historical figures from New York City's Catholic community reside in Midtown.

The competition: breathe deeply as long as you can.

Avoid gangster interaction while window-shopping.