Source “The road to Fairyland” – Northern fjords of Iceland by photographer Jassen Todorov [2500 x 1613]
Source The Propulsion Systems Laboratory’s exhaust system that was expanded in 1955 at the National Advisory Committee for Aeronautics Lewis Flight Propulsion Laboratory [2048 x 1536]
Source Margaretha Zelle Akwadukt with bidirectional cycle path , Leeuwarden, the Netherlands [1650 x 809]