Barge on waterway, the Backwaters, Kerala, India

Boat on the Mekong River, Chau Doc, Vietnam, Indochina, Southeast Asia, Asia

Boat on the Kinh Ben Nghe, a tributary of the Saigon River, in downtown Ho Chi Minh City (formerly Saigon), Vietnam, Indochina, Southeast Asia, Asia

Camel guide and camels, rolling sand dunes of the Erg Chebbi dune sea, Sahara Desert, near Merzouga, Morocco, North Africa, Africa

Roman cisterns, Fermo, Ascoli Piceno, Marche, Italy, Europe

Camels silhouetted against the sunset, Thar Desert, near Jaisalmer, Rajasthan State, India, Asia

Camel silhouetted against the sunset, Thar Desert, near Jaisalmer, Rajasthan State, India, Asia

The Bridge of Sighs, Venice, UNESCO World Heritage Site, Veneto, Italy, Europe

Women and children walking on a country road, carrying bundles of firewood, Chautara, north of Kathmandu, Nepal, Asia

Driving sheep, Tarras, Central Otago, South Island, New Zealand, Pacific

Tourist pulled rickshaw and motorcycles in fronr a torii at Kasuga Taisha Shinto shrine, Nara, Japan

View of the Lighthouse on San Giorgio Maggiore Island looking across the waterway of Bacino Di San Marco to St Mark's Campanile, St Mark's Square, Doge's Palace on and the City of Venice Island under a blue sky, Venice, Veneto, Italy

Three people viewing a large frozen canyon waterfall, Jasper National Park, Alberta, Canada