Overflow intake tunnel at the Hoover Dam; Colorado River, Lake Mead on the Nevada-Arizona border. ID: 0000 0000 0506 0867 [detail] © 2006 Joseph Dougherty/ecology.org	Water intake towers at the Hoover Dam; Colorado River, Lake Mead on the Nevada-Arizona border. ID: 0000 0000 0506 0868 [detail] © 2006 Joseph Dougherty/ecology.org	Water intake towers at the Hoover Dam; Colorado River, Lake Mead on the Nevada-Arizona border. ID: 0000 0000 0506 0869 [detail] © 2006 Joseph Dougherty/ecology.org	Water intake towers at the Hoover Dam; Colorado River, Lake Mead on the Nevada-Arizona border. ID: 0000 0000 0506 0870 [detail] © 2006 Joseph Dougherty/ecology.org
Water intake towers at dusk; Hoover Dam; Colorado River, Lake Mead on the Nevada-Arizona border. ID: 0000 0000 0506 0871 [detail] © 2006 Joseph Dougherty/ecology.org	Nightfall (dusk) at the Hoover Dam; looking up the Colorado River at Lake Mead and canyon walls. ID: 0000 0000 0506 0872 [detail] © 2006 Joseph Dougherty/ecology.org	Nightfall (dusk) at the Hoover Dam; looking up the Colorado River at Lake Mead and canyon walls. ID: 0000 0000 0506 0873 [detail] © 2006 Joseph Dougherty/ecology.org	Nightfall (dusk) at the Hoover Dam; looking up the Colorado River at Lake Mead and canyon walls. ID: 0000 0000 0506 0874 [detail] © 2006 Joseph Dougherty/ecology.org
Canyon walls showing low water level at the Hoover Dam; Colorado River at Lake Mead. ID: 0000 0000 0506 0875 [detail] © 2006 Joseph Dougherty/ecology.org	Water intake tower at the Hoover Dam; Colorado River at Lake Mead. ID: 0000 0000 0506 0876 [detail] © 2006 Joseph Dougherty/ecology.org	Water intake tower at sunset; Hoover Dam; Colorado River at Lake Mead. ID: 0000 0000 0506 0877 [detail] © 2006 Joseph Dougherty/ecology.org	Water intake tower at sunset; Hoover Dam; Colorado River at Lake Mead. ID: 0000 0000 0506 0878 [detail] © 2006 Joseph Dougherty/ecology.org
Lighted water intake towers at night; Hoover Dam; Colorado River at Lake Mead. ID: 0000 0000 0506 0879 [detail] © 2006 Joseph Dougherty/ecology.org	Lighted water intake towers at night; Hoover Dam; Colorado River at Lake Mead. ID: 0000 0000 0506 0880 [detail] © 2006 Joseph Dougherty/ecology.org	Hydroelectric power generation at the Hoover Dam; Colorado River at Lake Mead. ID: 0000 0000 0506 0881 [detail] © 2006 Joseph Dougherty/ecology.org	Hydroelectric power generation facility at the Hoover Dam; Colorado River at Lake Mead. ID: 0000 0000 0506 0882 [detail] © 2006 Joseph Dougherty/ecology.org
Hydroelectric power generation facility at the Hoover Dam; Colorado River at Lake Mead. ID: 0000 0000 0506 0883 [detail] © 2006 Joseph Dougherty/ecology.org	Hydroelectric power generation facility at the Hoover Dam; Colorado River at Lake Mead. ID: 0000 0000 0506 0884 [detail] © 2006 Joseph Dougherty/ecology.org	Hydroelectric power generation facility at night; Hoover Dam; Colorado River at Lake Mead. ID: 0000 0000 0506 0885 [detail] © 2006 Joseph Dougherty/ecology.org	High tension power lines carry hydroelectric power generated at the Hoover Dam; Colorado River at Lake Mead. ID: 0000 0000 0506 0886 [detail] © 2006 Joseph Dougherty/ecology.org
High tension power lines carry hydroelectric power generated at the Hoover Dam; Colorado River at Lake Mead. ID: 0000 0000 0506 0887 [detail] © 2006 Joseph Dougherty/ecology.org	High tension power lines carry hydroelectric power generated at the Hoover Dam; Colorado River at Lake Mead. ID: 0000 0000 0506 0888 [detail] © 2006 Joseph Dougherty/ecology.org	High tension power lines carry hydroelectric power generated at the Hoover Dam, silouetted at dusk; Colorado River at Lake Mead. ID: 0000 0000 0506 0889 [detail] © 2006 Joseph Dougherty/ecology.org	Face of the Hoover Dam at night; Colorado River at Lake Mead. ID: 0000 0000 0506 0890 [detail] © 2006 Joseph Dougherty/ecology.org

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