Extremely famous in his native country, this Cracovian painter is all but unknown beyond Polish borders.

Inside this Krakow church, an explosion of psychedelic color.

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.

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

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

This unique sculpture is often overlooked by pedestrians.

These WWII-era murals were initially booed as a libelous portrayal of the American dream but have survived multiple attempts to have them destroyed.

A 140-year-old castle with underground caves hidden in San Francisco.

A 1920s speakeasy that had rum runners racing up and down the shores of California.