Sightseeing in Petite Venise, Colmar, Haut-Rhin, Alsace, France, Europe

White water rafting, Pacuare River, Turrialba, Costa Rica, Central America

White water rafting, Pacuare River, Turrialba, Costa Rica, Central America

White water rafting, Pacuare River, Turrialba, Costa Rica, Central America

Guide tries to jack up safari vehicle stuck in the sand of Hoarusib Riverbed, Puros, north of Sesfontein, Nambia, Africa

A porter crosses a river using a fallen log whilst carrying a heavy load up the Hingku Valley, near Lukla, south of Mount Everest, Nepal Himalaya, Nepal, Asia

Safari guide watching an elephant (Loxodonta africana) with binoculars, Okawango delta, Botswana, Africa

Young guide-card salesman on board a tourist boat heading towards the Temple of Isis, Temple of Philae, Agilkia Island, Aswan, Egypt, North Africa, Africa

A small canoe trip with local guide Martin Marcuse, Gam Island, Raja Ampat, Indonesia, Southeast Asia, Asia

Guide looking out for birds on the Manambolo River, Tsingy de Bemaraha, Madagascar, Africa

Young guide staking a canoe through the Manambolo river, Tsingy de Bemaraha, Madagascar, Africa

Man, Kayak guide, in a kayak, kayak weekend for beginners on the Mangfall river, Upper Bavaria, Germany

Tug boat navigating the newly launched Celebrity Equinox from the Meyer Werft along the River Ems, Lower Saxony, Germany

Tug boat navigating the newly launched Celebrity Equinox from the Meyer Werft along the River Ems, Lower Saxony, Germany

Tug boat navigating the newly launched Celebrity Equinox from the Meyer Werft along the River Ems, Lower Saxony, Germany

Guide from river cruise ship prays with Buddhist monks in the temple, Preah Prosop, Mekong River, Kandal, Cambodia, Asia

hat of river guide, Nicholson River, Queensland, Australia

Guides and boatmen with poles in mokoro or makoro canoes, tourists in the back of the boats, Okavango Delta, Botswana, Africa

Tourist guide in a canoe on the Nyong river, near Yaoundé, Cameroon, Central Africa, Africa

Guide and boatman with pole on a mokoro or makoro canoes, tourists in the back, Okavango Delta, Botswana, Africa

A fly fishing guide nets a trout for a female angler on the Rio Limay Medio in Patagonia, Argentina.

Two rafting guides cooking a meal at camp while on a Green river rafting trip, Desolation/Gray Canyon section, Utah, USA

Raft guide man rowing and looking at camera during rafting trip, Desolation/Gray Canyon section, Utah, USA

Oct 29, 2008 Hoh National Forest, Forks, Washington Early morning flyfishing for steelhead on the Hoh River with Emerald Water Anglers guide Shannon Carroll among the old growth that still exists within the Park. The Hoh river is a pristine glacial Olympic river and is one of the best salmon fisheries on the west coast of the United States, with runs of Steelhead, coho, chinook, and pink salmon. Note: Emerald Water Anglers, as a conservation policy, only fish steelhead in the Olympic rivers, United States of America

Close-up of mans hands gripping oars of inflatable raft, Desolation/Gray Canyon section, Utah, USA

Two rafting guides cooking a meal at camp while on a Green river rafting trip, ?Desolation/Gray?Canyon section, Utah, USA

Oct 29, 2008 Hoh National Forest, Forks, Washington Early morning flyfishing for steelhead on the Hoh River with Emerald Water Anglers guide Shannon Carroll among the old growth that still exists within the Park. The Hoh river is a pristine glacial Olympic river and is one of the best salmon fisheries on the west coast of the United States, with runs of Steelhead, coho, chinook, and pink salmon. Note: Emerald Water Anglers, as a conservation policy, only fish steelhead in the Olympic rivers, United States of America

Man and two women sailing through rapids of Green River in Desolation Canyon, Utah, USA

Aerial View of whitewater rafters in the New River in WV

Raft guide with cooking steaks on grill in outdoor kitchen during Green River rafting trip, Desolation/Gray Canyon, Utah, USA

Raft guide, Marcus Cline gets splashed as he guieds his raft through the rapids of Cataract Canyon in Canyonlands National Park, Utah, United States of America

Angler and guide on the Eg River, Mongolia

A river guide navigates his boat through rapids.

A male guide with a nice Brown on the Green River, UT

A wooden dory is tossed in the whitewater of 24-Mile Rapid on the Colorado River in Grand Canyon National Park, Arizona.

Tanzania, Selous Park, three men on Safari crossing river with their many guides and porters

Three people, two men and young teenager standing in the waters of the Devil's Pool on the edge of the Victoria Falls, arms outstretched, Zambia