abandoned
aerial
bashkortostan
blue
building
cold
concrete
construction
control
dam
electric
electricity
energy
engineering
environment
flood
flow
flowing
forest
from above
frost
gate
generation
generator
hydro
hydroelectric
industrial
industry
landscape
nature
open
outdoors
plant
pouring
power
powerful
reservoir
river
russia
snow
spillway
station
technology
top
travel
view
wall
water
winter