The world's tallest church tower reveals a spectacular view to anyone up to the task of climbing the daunting staircase.

An old slaughterhouse now holds the largest collection of pig artifacts.

Statue of death tucked in the University of Medicine courtyard.

A curious collection dedicated to human and animal anatomy and pathology.

This historic Amsterdam bar used to accept sailor's monkeys as payment.

Museum preserving torture methods from the past.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

Tens of thousands of tiny birds swarm into one school chimney every fall.

Delightful disarray of found objects and clutter.

Featuring a casually threatening atmosphere along with dessert and coffee to die for.

Their motto is, "We've been bonkers for hats even longer than you have!"

Eighteen mummies have stood guard behind the altar of this tiny church since 1833.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

A sprawling Baroque park with 300-year-old hydro-pneumatic waterworks.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.