![](http://www.alamy.com/thumbs/6/A0B44174-41F5-4F99-BFFC-4AA21C2F13FE/T6X40G.jpg)
Grein: observation tower Gobelwarte in Donau, Oberösterreich, Upper Austria, Austria
Size: 4000px × 6000px
Photo credit: © volkerpreusser / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: austria, europe, grein, niederösterreich, tourism, travel