 |
River Tweed - United Kingdom |
| |
River Wye - United Kingdom |
| |
Rodna Mountains alpine zone - Romania |
| |
Rofental - Austria |
| |
Rothamsted - United Kingdom |
| |
Roztoczanski National Park - Poland |
| |
Rutzendorf, MUBIL Trial - Austria |
| |
Sacca di Goro - Italy |
| |
Saldur river - Italy |
| |
Saldur River Catchment - Italy |