This bridge was constructed from the rubble of the infamous Bastille.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

The history and future of cannabis.

Museum preserving torture methods from the past.

Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

A maze of crosses marks the jumbled divide between the Netherlands and Belgium.

One of the few standing Roman lighthouses and a labyrinth of tunnels are a couple of the secrets at this historic castle.

A little sculpture with a large wardrobe.

This narrow Ghent alleyway is an officially sanctioned street art tunnel.

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

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

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 garden of flying flowers.

A taxus-tree to which Julius Caesar reputedly tied his horse.

Christ's blood allegedly preserved in a Belgian town.

A beer pipeline runs beneath Bruges.

Visitors to this Belgium graveyard are greeted by the grieving stone parents of the young men lost to war.