An outcropping plays host to the largest collection of pre-contact petroglyphs in Saskatchewan.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Macabre astrological automaton clock dating to the late 1400s.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

Amsterdam's Red Light District leaves little to the imagination.

This towering church is home to a world-famous organ and a treasure trove of medieval art.

Amsterdam's narrowest house facade is a monument to 17th-century tax evasion.

This cheese shop also houses a museum devoted to Dutch dairy.

Debatably clever, or just plain honest hotel advertised as "The Worst Hotel in the World."

One of Amsterdam's narrowest houses is located right across the canal from its widest.

Amsterdam's former hotspot for public executions and dissections.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

A public urinal so pretty, it was declared a national monument.

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

Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

The Bloemen Route, or “Flower Route”, stretches 25 miles through prime Dutch tulip country as a result of “tulip mania,” the world’s first economic bubble.

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

The history and future of cannabis.

Established in 1638 to battle the Black Death, this botanical garden is a treasure trove of rare flora.

Cat art as far as the eye can see.

Decorated by local artists, the city's utility boxes have become three-dimensional canvases.

A seven-story wooden coal tipple stands this former mine, the last of many that once covered this area.

This Canadian city is actually two-in-one, even if they only respect the timezone of one side.