Alta alatis patent: Pattern in the sand, WANGEROOG beach, July 2007
Alta alatis patent: Painting in the sand, July 2007
Alta alatis patent: Baltrum, patterns in the sand
Alta alatis patent: Juist, at the beach, pattern in the sand, June 2010
Alta alatis patent: Baltrum east, water pattern in the sand, June 2010
Alta alatis patent: Spiekeroog beach pattern
Alta alatis patent: Spiekeroog beach pattern
Alta alatis patent: Spiekeroog beach pattern
Alta alatis patent: Baltrum, patterns in the sand
Alta alatis patent: Langeoog, traces of the sandworm, Arenicola marina, Sep 2008
Alta alatis patent: Spiekeroog beach pattern
Alta alatis patent: Spiekeroog beach and dunes, sept 2008
Alta alatis patent: Spiekeroog beach windpattern
Alta alatis patent: Wind pattern in the sand Juist beach, sept 2008
Alta alatis patent: Beach of Juist after strong wind, sept 2008
Alta alatis patent: Pattern in the sand of the beach, July 2007
Alta alatis patent: Juist, the beach shore, June 2010
Alta alatis patent: Juist, the beach shore, June 2010
Alta alatis patent: Borkum east, beach, june 2010
Alta alatis patent: Spiekeroog, steep sandbank sept 2008
Alta alatis patent: Baltrum east, trapped on a sandbank, June 2010
Alta alatis patent: Current shapes up the sand, June 2010
Alta alatis patent: Sharp and gradual, June 2010
Alta alatis patent: Current shapes up the sand, June 2010
Alta alatis patent: Mantel- en zilvermeeuwen; Larus fuscus and Larus argentatus
Alta alatis patent: Spiekeroog coastal design
Alta alatis patent: Spiekeroog coastal design
Alta alatis patent: Langeoog west, beach, July 2005
Alta alatis patent: Ameland, beach