Inside this Krakow church, an explosion of psychedelic color.

This grubby wall is said to be one of the Earth's esoteric energy centers.

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

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

Krakow's own version of the Hollywood Walk of Fame.

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

Ancient serpentine sacrifice holder that has stood the test of time.

Remains of Roman amphitheater hidden in a sleepy quarter of Paris.

A former steam-powered mill from the 1800s is now an industrial park with a giant steel dragon slide.

Possibly the oldest church in Barcelona, this basilica has its pagan and Christian mythologies all mixed up.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

The largest Art Nouveau complex in the world is a Barcelona hospital with a 600-year-long history.

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

An early 20th-century bullring converted into a modern shopping center.

The video game-themed street art first popped up in the French city.

A cluster of headless, armless sculptures looms within a popular Polish park.

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

An abandoned football stadium with a tragic past.

An eerie, derelict amusement park in Berlin.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

Taste freshly foraged yarrow and black locust blossoms at this ambitious cocktail bar.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

Beneath Denmark's Højbro bridge, a bronze merman and his seven sons forever mourn for the mother and wife who left them for land.