The very center of Paris is surrounded by a bevy of strange good luck rituals.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

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

Paris' linguistic guide to the international language of, yes, love.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

Egyptian Revival movie palace abandoned for decades and restored in 2013.

This ultra-modern wooden boardwalk turns the ocean into a swimming pool.

Swedish skyscraper with a 90° twist.

This chimerical bridge/tunnel appears to dead end right into the sea.

Copenhagen's celebrated theme park and gardens.

Danish observation tower designed to look like a giant beer bottle.

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

A plaque on this tiny Swedish island commemorates an unusual Cold War standoff of Soviet submarine intrigue.

This endearingly discomfited urinating statue commemorates the sneaky pees had by us all.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

Iceland's "Smoky Valley" is a beautiful river that is shrouded in a constant cover of steam clouds.

A mysterious structure left behind on the Polish mountainside, sometimes called "Hitler's Stonehenge".

These mechanical goats first battled it out in the year 1551, all because of an overcooked deer.

An underground city of salt.

Relive a Polish uprising via an enormous, century-old cyclorama.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

This Polish cave has housed a dragon, a brothel, and an enduring legend.

Real bones which are said to have belonged to a Polish dragon.

This man-made mound monument was built out of soil from all across the Polish empire.