Fort Bourtange in the Netherlands.
Lake Natron in Tanzania.
This amazing aerial photograph captures the fascinating design of the Eixample district of Barcelona.
Blue Dragon River of Portugal.
An amazing aerial view of Amsterdam and it’s canal system.
An aerial photograph of the Loos-Hulluch trench systems in World War 1. British trench lines are on the left, German trench lines are on the right.
Central Park, New York City.