Thousands of years of crashing waves gave this mushroom-shaped rock its svelte figure.

Ruins of two abandoned stations destroyed by the power they sought to harness.

Winter roadtrips are a little more exciting on this seasonal, slippery expansion of Sweden's national highway system.

The giant club-wielding wildman stands proud as the symbol of Swedish Lapland.

Locals perched on icy thrones brave frigid temperatures during this bizarre winter tradition.

This small town's local tradition is to create the world's tallest ice pillar.

This Communist-era residential block is one of the longest residential building in Europe.

A merchant court dedicated to the fictitious King Arthur is heavily adorned with bizarre Renaissance art.

Modern art commemorates one of the first military actions of World War II.

This antique thermometer honors the creator of the first universal temperature scale.

These rare statues are one of the few remaining material witnesses to Old Prussian culture.

A mysterious emblem tucked in an small alleyway is actually the coat of arms of a heroic medieval family.

A floundering Polish shipyard was once the soul of the Solidarity movement that capsized communism.

Memorial to the lost dead of Gdansk, whose resting places were destroyed during World War II.

This 700-year-old structure is one of the most unique architectural and historic monuments in Gdańsk.

The site of the first battle of World War II.

This fairytale inspired, warped building houses restaurants, shops, and a radio station.

A haunting deserted hotel is a favorite with artists and photographers.

A former top secret military tunnel is now stuffed with snow and open year-round to skiers.

An ornate Thai pavilion in the middle of Sweden.

A botched 18th-century canal silenced one of Sweden's most magnificent waterfalls.

This serene wooded hilltop has a dark history as the climactic point of the Swedish witch trials.

A massive land art sculpture fills a green space once tarnished by a landfill.

A naturally occurring tunnel in this Nordic mountain makes it look like it's been shot.