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.

The oldest (maybe) swimming pool in Iceland is a stunning oasis built into the side of a lush hill.

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

Three columns of volcanic rock shoot out of the ocean.

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

It's not a typo, now say it five times fast!

Inspiring Herman Melville and Henry David Thoreau, Mount Greylock in western Massachusetts is the highest point in the state at 3,491 feet above sea level.

Civil War Fort on an island in the Boston Harbor.

The world's largest piece of copyrighted artwork.

From economic backbone of a community to deadly diving hole, these former stone quarries are now a park for rock climbers and graffiti artists.