Cassandra Hartmann - Watermark Project

Waterbodies Events Organizations Collectors Contributors

Cassandra Hartmann has collected 5 watermarks.

Gera River, Germany
Eva Heinrichs

Isar River, Germany
Wolfgang Hartmann

North Sea, Netherlands
Stefanie Hartmann

Opava River, Czech Republic
Erich Hartmann

Walchensee, Germany
Brigitte Kasberger