Around Mattmarksee 10

Ofentalgletscher Waterfall

Mansfield dam Austin texas

Hoover Dam, Nevada USA

The mill of Viannankoski, Maaninka

Center of the dam on Deadwater river

Lago di Vogorno - Verzasca Valley

Coffer Dam(萬宜水庫東壩圍堰),High Island Reservoir East Dam, Sai Kung

Main Dam of Kowloon Reservoir

Miranda do Douro, Dam, Well access, Portugal

Deriner Dam Right Bank downstream Panorama on 22 June 2012 with almost fullest Sunshine Expose of the Year at an upstream Water Level Elevation of 264.02 masl

residents protest horstermeerpolder

Expo98 Water Cascade

Water Reservoir Amoreiras

White-water terraces

Traditional Water Reservoirs

spring water park

Chicago Water Tower

Vulcan Water Spring

Giant Springs

Giant Springs And The Roe River Flowing Into The Missouri River

Giant Springs State Park

Lozorno Dam on a summer weekend

Espanola, Sudbury, Ontario and and its big Pulp Mill