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

Meant to be a lavish presidential home, the palace became a symbol of the fall of South Vietnam.

Giant pagoda houses the car that drove Thích Quảng Đức to his death by self-immolation.

The topiary maze at the Habsburg hunting lodge.

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

This series of Baroque passageways in Vienna's cultural center mix old architecture with modern art.

A neo-Gothic church built to thank God for saving the Emperor of Austria from an assassination.

The Habsburgs' royal collections of art and wonders.

The art museum is decorated with creatively remodeled pre-Nazi swastikas.

The largest bottled beer collection in the world holds over 22,000 unique beer bottles.

Opulence and fantasy collide in this royal chair which is supposedly made with unicorn horns.

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

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

Go deep down into the earth to experience the world of Welsh coal miners.

Britain’s longest ancient monument, this great 8th century earthwork was built to mark the boundary between what would become England and Wales.

This modern arts center is built around a gem of late-Baroque architecture.

A little sculpture with a large wardrobe.

A full figure 4th century incorruptible saint lies in a glass coffin in Croatia.

A musical instrument played by the sea.

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.

It is said the legendary wizard once lived in this sea cave beneath Tintagel Castle.

The largest greenhouse in the world is home to over one million types of plants.

400-year-old garden, restored to beauty.