Aerial view of a reservoir and dam

1162 × 775

Large dam under construction

3504 × 2336

Aerial view of a large dam

2848 × 1797

Dam under Construction

1662 × 1268

Large dam under construction

1920 × 1080

Dam in a rocky canyon

1024 × 816

Massive Dam Complex

2880 × 1620

Nighttime view of a dam

2370 × 1897

Construction of a large water tank

2600 × 1958

Tunnel boring machine in operation

1600 × 900

Aerial view of a dam and reservoir

4288 × 2848

Hoover Dam and Bridge — Brown, Dramatic, Afternoon, Photograph

1920 × 1200