Line of paired white bullocks pulling traditional wooden wheeled bullock carts along the road, Koraput district, Orissa (Odisha), India, Asia

The London Eye Ferris wheel dominates the image, its capsules visible against a clear blue sky. Buildings line the riverbank in the background.

The London Eye Ferris wheel dominates this image, situated on the Thames River. Buildings line the riverbank, and a city skyline is visible in the distance under a partly cloudy sky. Several boats are on the water.

Barcelona: Bike lane. ´Bicing´ bike rental, part of the public transport system. Bike line in Passeig Colom

Roulette Wheel at Casino Royale on Deck 4, Freedom of the Seas Cruise Ship, Royal Caribbean International Cruise Line

Pirelli Formula 1 racing tyres for wet weather in the paddock at the Circuit Ricardo Tormo near Valencia, Spain, Europe

Wind turbines on the Paul da Serra plateau, Madeira, Portugal, Europe

The windmills, landmark of Myconos, Greece

Ride on the Brienz-Rothorn-Bahn rack railway on Mt. Brienzer Rothorn, Bernese Oberland, Switzerland, Europe

Queue of Jeeps with tourists, just before the gates of the park are opened, Kanha National Park, Madhya Pradesh, India, Asia

Windmills at sunset, Myconos, Greece

VELIB bicycle rental station, Paris, France, Europe

Prayer wheels, souvenirs, Kathmandu, Nepal, Himalaya, Asia

Nepal, Kathmandu, Swayambhunath Temple, closeup of prayer wheels with carvings.

USA, Oregon, Marion County, Wheel Line watering flowers