Guntín, Spain
Saint Michel, France. Photo by Cristina Nascimento
Foros de Vale Figueira, Portugal by João Palma
North Western Switzerland. Photo by Felix Herzog
SouthEast Portugal. by João Palma
Portugal. by João Palma
Mértola, Portugal. Photo by Ana Tomás
Source: P. Verdonckt, B. Reubens and V. Nelissen
Source: Jo Smith and Sally Westaway
Source: Michael den Herder (EFI)
Source: Alice Ripamonti and Michael den Herder
Source: Michael den Herder (EFI) & Joana Amaral Paulo (ISA/CEF)
Source: Robert Borek and Andrzej Księżniak (IUNG)