Hawksbill sea turtle swimming near Akajima, Okinawa, Japan (© Robert Mallon/Getty Images)

Synchronous fireflies, Great Smoky Mountains National Park, Tennessee (© Floris Van Bruegel/Minden Pictures)

US Capitol building and US flags, Washington, DC (© Orhan Cam/Shutterstock)

Trees with Spanish moss over a boardwalk in the Okefenokee Swamp, Folkston, Georgia (© Emmer Photo/Alamy)

Prickly pear cactus, Big Bend National Park, Texas (© Tim Fitzharris/Minden Pictures)

Goliath heron, Kruger National Park, South Africa (© Johan Swanepoel/Alamy)

Porto Cathedral, Portugal (© Reinhard Schmid/Huber/eStock Photo)

Hot air balloons in Cappadocia, Türkiye (© Anton Petrus/Getty Images)

Humpback whale (© Philip Thurston/Getty Images)

Pueblo Bonito, Chaco Culture National Historical Park, New Mexico (© Ian Shive/Tandem Stills + Motion)