England, West Sussex, Chichester, Graylingwell Park, Modern housing with solar panels blended seamlessly in to roof tiles.

England, West Sussex, Chichester, Graylingwell Park, Modern housing with solar panels blended seamlessly in to roof tiles.

England, West Sussex, Chichester, Graylingwell Park, Modern housing with solar panels blended seamlessly in to roof tiles.

Japan, Tokyo, Sugamo, the roof of arcade covering sidewalk used for solar electric and water heating panels.

Mexico, Puebla, Cholula, Church of Neustra Senor de los Remedios on tree covered hillside above the pyramid ruins.

Mexico, Bajio, Zacatecas, View across flat rooftops of houses towards Cathedral.

Mexico, Bajio, Zacatecas, View over the city from cable car.

Portugal, Estremadura, Lisbon, View across the Baixa district with Sao Jorge Castle in the background.

Portugal, Estremadura, Lisbon, View over the Baixa district with Sao Jorge Castle in the background.

Portugal, Estremadura, Lisbon, View over the Baixa district with Sao Jorge Castle in the background.