Abandoned blockhouses from Nazi Germany's Atlantic Wall erode into the sea on a French beach.

Winston Churchill painted this lake during his stay Woolsack Castle in the Landes forest.

Bordered by forest on three sides and the ocean on the other, the Great Dune of Pilat is the highest sand dune in Europe.

Twisted girders are all that remain of an Icelandic bridge that was wiped out by a combination of volcanic heat and glacial floods.

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

In Northeastern Iceland lies something of an oxymoron: a steaming desert.

A sulfuric martian landscape that looks far better than it smells.

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

A shining memorial to a Belgian hero is said to bring luck to anyone who touches it.

Climb inside an iron crystal magnified 165 billion times its normal size.

A little sculpture with a large wardrobe.

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.