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

A perfectly circular stronghold constructed in the 10th century is now a nucleus of Viking culture housing a museum, village, and reenactment of an epic Viking battle.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

The most visited pilgrimage site in Armenia once held a saint in a pit for 13 years.

The oldest inn in Kilkenny was established by the first convicted witch in Ireland.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

Copenhagen's celebrated theme park and gardens.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.

Elaborate tile work in this railway station tells the story of Portugal.

The history of sea-faring refuse and disaster is on cramped display in this Netherlands folk museum.

The largest stone circle in the world has ended up bringing up more questions than it has answered.

A 250-year-old timepiece-automaton adorned with golden mechanical birds, which still sing to this day.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

Hear the quietest sound from across the dome.

Padlocks cover this rickety footbridge with love.

One part local history, 99 parts gruesome haunted house.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

Bangkok celebrated its shifting monarchy with a militaristic homage to democracy.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

Three bridges straddle a stream, one stacked upon the other.

A museum glorifying the life of Stalin, located in the city of his birth.

The charmingly disheveled clock tower of Tbilisi's puppet theater.

An abused and forgotten metropolis, abandoned for centuries.