The Belgian royal family's private depot now stands abandoned and forgotten alongside the tracks.

A moving memorial to the fallen and missing from WWI trenches.

A once-magnificent collegiate church is falling into ruin.

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

Housing the groundbreaking maps and globes of Gerard Mercator.

Descend into the tunnels to experience the life of a coal miner.

Rare wooden escalators lead deep down into an otherwise staggeringly monotonous tiled tunnel.

The site where one of the most famous poems of World War I was composed is preserved to honor the legacy of the work.

A rare example of World War I trenches from the British front.

A Museum of Psychiatry in a still-operating mental institution.

A 14th-century fortified keep showcases the masterpieces of an ingenious 20th-century clockmaker.

A marble Lucifer hides behind the pulpit of this Gothic cathedral.

This abandoned Belgian fortress is purposefully being left to nature.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

A Belgian self-built tower inspired by the Bible and ancient civilizations.

This former Masonic lodge has been transformed into part museum, part bar, all awesome.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

A magical and peaceful ruined Cistercian abbey in what is now southern Belgium.

Cozy basement bar sports an inventory of over 2,000 beers.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

The Swiss artist's bulbous and overgrown shape-shifting sculpture controversially graces the center of Bern.

A communal oasis on Lake Zurich.

Abbey built on the ruins of Roman catacombs.

Florentine Renaissance style building in Switzerland, home to the world's largest taxidermy Great White Shark.