A pod of narwhals near Baffin Island, Nunavut, Canada (© Eric Baccega/Minden Pictures)

Aerial view of Santorini, Greece (© Amazing Aerial Agency/Offset)

The 2017 April full moon, or pink moon, rises over St. Michael's Mount, Cornwall, England (© Simon Maycock/Alamy Live News)

Cherry blossoms and Himeji Castle in Himeji, Japan (© Tororo/Getty Images)

Green tree frog and water lily, Lake Kissimmee, Florida (© Joanne Williams/Danita Delimont)

Pronghorn buck (© Donald M. Jones/Minden Pictures)

Rainbow at Victoria Falls in Zambia (© Dietmar Temps/Shutterstock)