Boats in old harbour in summer, St. Ives, Cornwall, England, United Kingdom, Europe

Cardiff Bay, Wales, United Kingdom, Europe

Close up of a colourful fishing boat in Whitby, Yorkshire, England, United Kingdom, Europe

Cruise ship on the Main valley near Karlstadt, Franconia, Bavaria, Germany, Europe

Boats in old harbour in summer, St. Ives, Cornwall, England, United Kingdom, Europe

Boats in old harbour in summer, St. Ives, Cornwall, England, United Kingdom, Europe

Traditional fishing boat, Maritime Museum, Dubrovnik, Dalmatia, Croatia, Europe

Cruise ship on the Main valley, Franconia, Bavaria, Germany, Europe

Traditional fishing boat, Maritime Museum, Dubrovnik, Dalmatia, Croatia, Europe

Moraine Lake, Banff National Park, UNESCO World Heritage Site, Alberta, Canadian Rockies, Canada, North America

Moraine Lake, Banff National Park, UNESCO World Heritage Site, Alberta, Canadian Rockies, Canada, North America

Moraine Lake, Banff National Park, UNESCO World Heritage Site, Alberta, Canadian Rockies, Canada, North America

Scientists and graduate student collecting hammerhead shark pups for research, Hawaii Institute of Marine Biology, Kaneohe, Oahu, Hawaii, United States of America, Pacific