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

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

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

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

America's oldest Italian restaurant is a San Francisco institution.

This pop-culture shop also offers the chance to become part of their favorite tv show or movie.

These black pillars of volcanic basalt seem to call mountain climbers with an unbreakable siren song.

The largest outdoor art gallery in the Northwest United States.

When in Idaho, sleep in a giant potato.

The colorful soil of Iran’s "Rainbow Island" attracts artists and nature lovers.

A spectacular rainbow of stained glass makes the "Pink Mosque" one of the most beautiful in Iran.

Iran's colorful terraces are a rare geological masterpiece.

Mirrors and glass shards cover every inch of this arrestingly beautiful mosque.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

Costa Rican accommodation resembles a crash site, but with a nice balcony.

This neon blue river gets its color from a unique mix of bacteria and volcano minerals.

An alley covered with 20 years of bubble gum.

A Mysterious Masonic tomb in San Luis Obispo.

Twelve plaster figures inspired by da Vinci's famed painting haunt the desert landscape above a real-life ghost town.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

Take shelter from Hawai'i's tropical heat under the massive canopy of largest Banyan tree on the island.

A tunnel of hardened lava along Maui’s famous Road to Hana.

A series of waterfalls and pools that flow through the 'Ohe'o Gulch and into the ocean.

A hotel and restaurant serving as the mecca of kitsch.