170,000 Concrete Military Bunkers in Albania

Ruined Paths of the Great Wall in China

Agdam: The Ghost Town With its Own Football Club

Royal Naval Armaments Depot Milford Haven

Lovokomeio – Former Greek Leper Colony

Raleigh Battery in Plymouth, England

Ukrainian Pidhirtsi Castle

Schönrain Priory, 203-year-old Ruined Monastery in Germany