TO GO WITH AFP STORY BY SANDRA FERRER. People visits cactus plantation July 27, 2016 in Guipavas, western of France. AFP PHOTO/FRED TANNEAU A real Breton weather in this late July near Brest, rain and twenty degrees only. Yet in the greenhouse of the cactuseraie Creismeas, a unique place in France, it's like been in the Mexican Valley of Tehuacan. / AFP PHOTO / FRED TANNEAUFRED TANNEAU/AFP/Getty Images