Hoover Dam Bridge construction

2500 × 2000

Bridge construction over canyon

3000 × 3750

Bridge construction over a canyon

2500 × 2000

Bridge under construction over canyon

2500 × 2000

Hoover Dam and bridge

1979 × 2473

Bridge under construction in canyon

2455 × 1964

Men on large pipe structure

1164 × 888

Red bridge over river canyon

1920 × 1200

lush canyon with river and bridge

2560 × 1600

Red bridge over river canyon

3004 × 1999

Red bridge over river canyon

1920 × 1200

Red bridge over river canyon

1600 × 1000