Feinrohren meeting area behind a large copper tube coil

Photo: Mariusz Młynarczyk / CloudAir.tech

A large coil of copper tube sits on a white plinth in the foreground of the Feinrohren stand. Visitors meet at a table in front of a world map naming group sites including PTubes in Pennsylvania and G.L. in Bergamo, set against a golden savanna backdrop.