Mértola, Portugal. Photo by Ana Tomás
SouthEast Portugal. by João Palma
Hungary. Photo Andrea Vityi
near Portalegre, Portugal by João Palma
North Western Switzerland. Photo by Felix Herzog
Bedfordshire in 2002, UK, by Paul Burgess.
Source: Willem Van Colen (INAGRO)
Source: Willem Van Colen
Source: Pieter Verdonckt/INAGRO