Flowers at Keukenhof Gardens, near Leiden, Netherlands, Europe

Palm House, Royal Botanic Gardens (Kew Gardens), UNESCO World Heritage Site, Kew, Greater London, England, United Kingdom, Europe

Fields of flowers growing near Keukenhof Gardens, near Leiden, Netherlands, Europe

Laburnum Grove, Bodnant Gardens, Conwy, Wales, United Kingdom, Europe

Laburnum Grove, Bodnant Gardens, Conwy, Wales, United Kingdom, Europe

Natural Springs at Silver Springs State Park, where the original Johnny Weismuller Tarzan films were made, Florida, United States of America, North America

Speleothems, Davies Springs, Carlsbad Caverns National Park, UNESCO World Heritage Site, New Mexico, United States of America, North America

Blossom, Regents Park, London, England, United Kingdom, Europe

Spring display of tulips, Regent's Park, London, England, United Kingdom, Europe

Doc Holliday's Grave, Glenwood Springs, Colorado, United States of America, North America

St. James's Park, London, England, United Kingdom, Europe

Mammoth Hot Springs, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America