Here are some interesting links to pages in the internet.
Cilli Rieth, Germany (site about my mothers holiday home)
Thomas Sävert, Germany (Naturgewalten)
Claudia & Wolfgang Hinz, Germany
Michael Stammler, Germany (Astronomie-Seite.de)
Jan Lameer, Netherlands (Museum of Time)
Jan Curtis, USA (Latitude64Photos)
Stan Richard, USA (Events in the Night Sky)
Dennis C. Anderson, USA (NightTrax Aurora Photography)
Lyndon Anderson, USA (Prairie Journal)
Ulrike Haug, USA (Alaska Aurora)
Dirk Obudzinski, USA (Borealis 2000)
Todd Salat, USA (Aurora Hunter)
Dominic Cantin, Canada (Northern Lights Chaser)