Castle Stalker on Loch Laich, Argyll, Scotland (© WLDavies/Getty Images)

Sandstone hoodoos, Bryce Canyon National Park, Utah (© Stephen Matera/TANDEM Stills + Motion)

Group of giant cuttlefish in Spencer Gulf, off Whyalla, South Australia (© Gary Bell/Minden Pictures)

Mount Fuji at sunrise, Lake Kawaguchi, Japan (© Twenty47studio/Getty Images)

The Gateway Arch in St. Louis, Missouri (© f11photo/Getty Images)

Champaka Sarasi pond near Shivamogga, Karnataka, India (© Amith Nag Photography/Getty Images)

Alpenglow on Half Dome, Yosemite National Park, California (© Matthew Kuhns/TANDEM Stills + Motion)

European river otter, Lelystad, Netherlands (© Ernst Dirksen/Minden Pictures)

Great Blue Hole, Belize (© JamiesOnAMission/Shutterstock)

The Washington Monument seen from the Lincoln Memorial, Washington, DC (© lucky-photographer/Alamy)