Portugal, photo by Michael den Herder
Photo by Joana Amaral Paulo
Hungary. Photo Andrea Vityi
North Western Switzerland. Photo by Felix Herzog
South Portugal (by João HN Palma, ISA-UL)
Santarém, Portugal
Fonte: P. Verdonckt, B. Reubens and V. Nelissen
Fonte: Robert Borek and Andrzej Księżniak (IUNG)
Fonte: Michael den Herder (EFI)
Fonte: Michael den Herder (EFI) & Joana Amaral Paulo (ISA)
Fonte: Paulo, J. A., Almeida, R. P. 2017
Fonte: Jo Smith and Sally Westaway