These wells feature an ox-driven pump where the ox walks in circles around a central drive shaft which turns a wheel that raises water via a chain of buckets from the qanat or a well.
Animal Planet | engine | V8 engine | steam engine | Thomas the Tank Engine | V12 engine | Diesel engine | Animal House | Animal Farm | jet engine | Animal | Animal Liberation Front | National Lampoon's Animal House | diesel engine | Web search engine | Internal combustion engine | Animal Collective | animal | radial engine | Aquatic animal | Animal echolocation | V10 engine | Terrestrial animal | Kawasaki Heavy Industries Motorcycle & Engine | Stirling engine | internal combustion engine | Animal and Plant Health Inspection Service | aircraft engine | V6 engine | terrestrial animal |