Three columns of volcanic rock shoot out of the ocean.

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

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

Inside this Icelandic greenhouse, geothermal energy keeps tomatoes warm and growing.

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

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

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

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

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

A tribute to the pop culture icon overlooks this Washington D.C. intersection.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

Home to items never before seen by the public.

An important Mayan religious and trading center dating back to 200 BC.

This portion of a lovely Belize beach is infested with (harmless) sharks and rays.

Sparkling, calcite-covered skeletons of children who may have been sacrificed to appease an angry god.

The world's largest wooden structure.

Beautiful Gothic-inspired lighthouse stands out among the run-of-the-mill striped fare on Bodies Island.

A small peaceful park and waterfall tucked amid the urban grind of Midtown Manhattan.

Remnants of a quarry company town still stand on the banks of the Wapsipinicon River.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

A hidden barn-sized rendition of Grant Wood's most famous, and most parodied, painting.

This giant iron playfully pays tribute to an early 20th-century architectural trend.

This shifting North Carolina sand dune is an odd little desert surrounded by oceanic forest life.

An abandoned stretch of highway, deteriorating next to the operational one.