What appears to be an ancient Roman temple is actually a Catholic church.

A massive engineering and hydraulic marvel dating back to the 3rd century BC

According to a local legend, this old castle could only be built after a woman was immured in the walls.

The mausoleum of a national hero of Albania is placed in a former church and mosque

The elliptical citadel resisted the advance of the mighty Ottomans several times, thanks to the military prowess of the "Dragon of Albania."

A memorial to the atrocities of the People's Socialist Republic of Albania.

An Albanian monument to the Communism that nearly crushed the country is now a crumbling wreck.

Once the fallout shelter of a dictator, this sprawling bunker is now a combined history museum and contemporary art gallery.

A blend of nature and art awaits visitors to this park.

Once the home of the Doge of Genova this palace, now restored as a cultural and arts centre, has two very different facades and entrances which originate from its complex history.

This cathedral hides a sculpted dog that determines your fate and an unexploded shell from World War II.

Once home to one of the oldest banks in the world, this building is also where Marco Polo's famous travelogue was written.

Massive galleon from a box-office bomb docked in Genoa.

Depending on how it is measured, this lighthouse can claim to be the tallest in Europe and the tallest conventional lighthouse in the world.

An abandoned quarry hides an open-air gallery of huge sculptures, some made from the rubble of 9/11.

This sculpture used famed boxer Joe Louis as the inspiration behind its body.

Romania's triumphal arch looks out over Bucharest.

The bust of Romania’s most notorious ruler, Vlad Dracula aka "Vlad the Impaler," keeps watch over the ruins of his medieval court.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

This memorial to the victims of the Romanian Revolution of 1989 is often compared to a potato on a skewer.

This Renaissance palace features a unique architectural design and is now home to the Ferrara National Art Gallery.

The steel cable lets adventurers zoom between two mountain towns at speeds of up to 75 miles per hour.

One of the earliest depictions of an Arthurian scene that is shrouded in mystery.

This beautiful 150-year-old synagogue survived Italy's fascist period and the Second World War.