This impressive collection of rare books on ancient mysticism inspired author Dan Brown.

A replica of a 17th-century map of the stars stands in the courtyard of a Belgian university.

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

This collection of solar timekeepers includes the world's first digital sundial.

Brussels' favorite peeing boy has a sister.

A little sculpture with a large wardrobe.

Meet the bronze beloved pet to a family of famous peeing statues.

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

The history and future of cannabis.

The world's largest historic armory was established by independent citizens to defend themselves from the wars of larger forces.

Resting in the middle of an Austrian river, this sci-fi "island" lets people cross in neon style.

Double spiral staircases are not unheard of, but they are very rare.

A patriotic medieval knight in driven-nail armor raised money for widows and orphans of WWI.

A black sand beach where glacial fragments wash ashore and look like sparkling diamonds.

Two whaling vessels that were sunk by an anti-whaling organization in 1986 now sit on the shore of this beautiful fjord.

What was once believed to be a church floor turned out to be the artwork of geology.

These ominous lava formations were said to be an entrance to the netherworld so of course they inspired a famous metal band.

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

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

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

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

This oceanside Reykjavik spot is speckled with recycled sculptures and large stones.

The largest whale museum in Europe allows visitors to walk among life-size giants.

Instead of solid circles, the stoplights in this northern Icelandic town have glowing red hearts.