aerial
america
architecture
arizona
bridge
building
built
canyon
colorado
dam
desert
electric
electrical
electricity
energy
engineering
environment
famous
generation
generator
hoover
hydro
hydroelectric
industry
lake
landmark
landscape
majestic
megawatts
mountain
nature
nevada
outdoors
power
public
reservoir
river
road
rocks
scene
scenic
sky
structure
summer
technology
tourism
travel
turbine
usa
water