A metal forest of peas pays tribute to the founding father of genetics.

This trio of reliefs—an ear, a mouth, and a pair of eyes—carved into the walls of flooded quarries is a monument to spying.

Heralded as one of the prettiest castles in all of Czechia.

Dedicated to the history of mining and minting in a region rich in silver and radium.

Europe's largest natural bridge has a 19th century royal chateau built into its side.

Bohemian paradise covered in majestic forests.

A striking symbol of the Bulgarian capital.

The famous springs of this small town still flow outside this historic building.

A vast Communist-era exhibition space in the Bulgarian capital.

Sofia's legislative center is continuously reinventing itself.

"Holy Wisdom" overlooks the city that became its namesake.

An abandoned sanatorium building from the early 20th century sits in the forest of the Rila mountains.

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

The temple that withstood the Nazis.

A gigantic statue of a Russian soldier watches over the ancient city of Plovdiv, a prominent reminder of the Soviet period in Bulgaria.

A shopping mall housed in a historic cinema and hiding ancient ruins under its floors.

This ancient theater, restored in the 20th century, lives on as a venue for dramatic and musical performances.

The ruins of a medieval bridge are visible inside a Prague Metro station.

This monumental neo-Renaissance tomb in Vyšehrad Cemetery is the final resting place for Czech cultural legends.

A beautiful window with the old Tesla Radio company logo.

The oldest hydroelectric plant in Czechia is now a museum.

A church of bones, decorated with 40,000 human skeletons.

An enormous and lavish Gothic church in Czechia.

The Jesus tree of Malta bears a striking resemblance to Christ on the cross.