- DAMS
- Aswan et al.
- Hoover and Grand Coulee
- Stops up
- Watercourse barriers
- Ewes and mares
- Hindrances
- TVA constructions
- Obstructs
- Aswan and Hoover
- Beavers love 'em
- Blocks
- Water stoppers
- Projects for beavers
- TVA structures
- Anti-flood structures
- Beavers' constructs
- Oroville and Aswan
- Big masonry projects
- They may cause course reductions?
- Prevents from running, in a way
- Sites for fish ladders
- Sire's mates
- Beaver's masterworks
- Beaver-built blockages
- Beavers' buildings
- Roosevelt and Hoover
- Beaver business
- Flow stoppers
- Lambs' mothers
- Water gates
- Water holders
- Blocks off
- Makes lakes
- Grand Coulee and Boulder
- Broodmares
- Weirs
- Hydroelectricity sources
- Roosevelt, Wilson, and Hoover
- Bureau of Reclamation projects
- Structures with spillways
- River barriers
- Coolidge and Hoover
- Beaver-built blockades
- Beaver creations
- Hydroelectric structures
- Lake creators
- River blockers
- Certain barriers
- Farm females
- Blocks up
- Beaver's projects
- Lake makers, sometimes
- Grand Coulee et al.
- Hydroelectric projects
- Beavers' creations
- Hydroelectric power projects
- River projects
- Electricity generators
- Beaver-built barriers
- Hoover and Mossyrock
- Some power producers
- Lake makers, at times
- They may make lakes
- Stream blockers
- Water containers?
- Beaver structures
- Pond blockers
- Beavers make them
- Beaver products
- Emulates beavers
- Beaver projects
- Man-made lake formers
- Beavers' constructions
- Flood stoppers
- River regulators
- Holds back
- Beaver-made blockades
- Beavers' river blockers
- River-blocking structures
- Lake formers
- Power-production projects
- Structures beavers build
- Hoover and Grand Coulee, e.g.
- Busy beaver's buildings
- Aswan and Hoover, e.g.
- Fish ladder locales
- Public works projects
- River stoppers
- Broodmares, e.g.
- Barriers.
- Stanches.
- Burmese knives.
- Works of Paddy the Beaver.
- Hoover, Shasta, Grand Coulee.
- Hoover, Shasta, etc.
- Fort Peck, Oahe, Garrison, etc.
- Wilson, Norris and Hoover.
- Fort Peck, Oahe, etc.
- Hoover, Garrison, Oahe, etc.
- Norris and Coolidge.
- Folsom and Fontana.
- Hoover, Shasta, Hungry Horse.
- Oahe and Gatun.
- Power projects.
- Water blocks.
- Fort Peck and Folsom.
- Grand Coulee and others.
- Reclamation project structures.
- Sources of power.
- Flatfish.
- Hoover, Roosevelt, Coolidge, etc.
- Keeps back (with "up").
- Cherry Valley and Bartlett.
- Engineering feats.
- Bear Creek, Bull Shoals, etc.
- Beaver's forte.
- Bonneville and Fontana.
- Masterpieces of engineering.
- Animal mothers.
- Hoover and Roosevelt.
- Hoover and others
- San Luis and Fort Peck
- Hoover et al.
- T.V.A. units
- Coulee and Boulder
- Oahe, Oroville et al.
- Boulder and Aswan
- Hungry Horse and Hoover
- Beavers' works
- Hoover and Aswan
- Oahe and Owyhee
- Rain checks
- Don Pedro and Yellowtail
- Cougar and Oroville
- Bottles up
- T.V.A. works
- Water barriers
- Steeplechasers' mothers
- Aswan and Kariba
- They hold water
- Bonneville and Hoover
- Creek constrictors
- Hoover and Roosevelt, e.g.
- Farm mothers
- Hungry Horse and Mossyrock
- Power sources
- Reservoir producers
- Beaver constructions
- Beavers build them
- Blockades, of a sort
- Challenges for salmon
- Civil engineering projects
- Creators of artificial lakes
- Holds back, in a way
- Water flow stoppers
- Tajikistan's Rogun and Nurek are the world's highest
- Colorado blockers
- Constructions that might disrupt fish migration
- Beavers' barriers
- Four-footed mothers
- Works like a beaver
- Glen Canyon and Grand Coulee
- Hoover and Boulder, e.g.
- Hoover and Glen Canyon
- Oroville and Coulee
- Some female parents
- Four-footed moms
- Some four-footed parents
- Glen Canyon and Grand Coulee, e.g.
- Some four-footed mothers
- Creek blocker
- Equine mothers
- Some farm mothers
- Water blockers
- Beavers' blockades
- Blocks, like a river
- Stops up, as a river
- Female parents
- Four-footed parents
- Hoover and Ataturk
- River-blocking constructions
- Moms on all fours
- Creek blockers
- Creators of reservoirs
- Hydropower structures
- Hydroelectricity projects
- Flood controls
- Lake makers
- Holds in check
- Hydropower sources
- TVA creations
- They supply hydroelectric power
- Sources of some electricity
- Fish ladder settings
- Hoover and Three Gorges, e.g.
