A hidden medieval crypt where a famous legend says the devil used to teach black magic.

A controversial art piece that harkens back to local folklore.

The most elaborate of 12 medieval arched doorways to the old city of Burgos.

A 12th century church completely covered in shells.

The remains of the second-oldest zoo in Europe can be seen within these library gardens.

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

Rock carving created 1,300 years ago 75 feet off the ground.

This once-grandiose behemoth of a monument from the socialist era now sits quiet and closed up.

This historic black and white monastery is one of Bulgaria's architectural jewels.

The iconic remains of the original Academic Hall that burned down in 1892.

This recently restored timepiece has stood all around Kansas City.

This spot in St. Louis, marked with a simple sign, has seen more pro baseball than just about anywhere else in the world.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

The first car-centric shopping plaza in the U.S. brought a little bit of Spain to downtown Kansas City.

This wooded grove of beautiful hand-built stone grottos is a hidden gem within a shuttered Franciscan monastery.

One of few surviving standpipe water towers in the U.S.

University City's quirkiest resident lives in a park named after its first.

What was meant to be a temporary exhibit is now a permanent fixture at the St. Louis Zoo filled with beautiful birds.

This majestic tree has survived 400 years of storms, droughts, and floods, and is a beloved natural landmark in Missouri.

A gem in the small Missouri town where Winston Churchill coined the term "Iron Curtain" and effectively began the Cold War.

The first rural cemetery west of the Mississippi is home to the elaborate tombs of St. Louis' local beer barons.

A chessmaster's dream destination.

The fastest mail service in the west is tracked and memorialized along this 1,400 mile trail.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.