Temple of Philae (aka Temple of Isis), Aswan, Egypt (© Ratnakorn Piyasirisorost/Getty Images)

An ancient bristlecone pine, Great Basin National Park, Nevada, United States (© Wirestock Creators/Shutterstock)

Young blue shark swimming off the coast of Galicia, Spain (© Damocean/Getty Images)

Basalt columns in Kálfshamarsvík cove, Skagi peninsula, Iceland (© Arterra Picture Library/Alamy)

Thomson's gazelle mother and fawn, Maasai Mara, Kenya (© Gallo Images/DanitaDelimont.com)

Tokyo at sunrise, Japan (© pongnathee kluaythong/Getty Images)

Turquoise waters of the Bahamas (© BlueOrange Studio/Adobe Stock)

Constitución railway station, Buenos Aires, Argentina (© Grafissimo/Getty Images)

Seceda, a peak in the Dolomites, South Tyrol, Italy (© Kalyakan/Adobe Stock)

Northern gannets diving for fish, Shetland Islands, Scotland (© Richard Shucksmith/Minden Pictures)

Mesquite Flat Sand Dunes in Death Valley National Park, California, United States (© Bryan Jolley/TANDEM Stills + Motion)

Cize-Bolozon viaduct crossing the Ain gorge, France (© Leonid Andronov/Getty Images)

Orosei, Sardinia, Italy (© EyeEm Mobile GmbH/Getty Images)

Rainbow River in Rainbow Springs State Park, Florida, United States (© Michel Roggo/Minden Pictures)

Spine-cheeked anemonefish surrounded by bubble-tip anemone, Milne Bay, Papua New Guinea (© Fred Bavendam/Nature Picture Library)

Fishing village of Tilting, Fogo Island, Newfoundland and Labrador, Canada (© FedevPhoto/Getty Images)