Fireflies glowing above a stream, Okayama Prefecture, Japan (© tdub303/Getty Images)

Ceiling of the Temple of Esna, Egypt (© Nick Brundle Photography/Getty Images)

Dungeon Provincial Park, Newfoundland and Labrador, Canada (© Kaitlyn McLachlan/Getty Images)

Giraffes at sunset in the Masai Mara National Reserve, Kenya (© danm/Getty Images)

Bora Bora and its lagoon, South Pacific, French Polynesia (© Frederick Millett/Shutterstock)

Saguaro cacti near Windgate Pass, McDowell Range, Arizona, USA (© Eric Mischke/Getty Images)

Driftwood on Boneyard Beach, Hunting Island, South Carolina (© Frances/Adobe Stock)

The River Thames, London, England (© Daniel Lange/Getty Images)

Buildings on Grand-Place Square in Brussels, Belgium (© Vladislav Zolotov/Getty Images Plus)

Butterfly pollinating on yellow flower (© lzh/Getty Images)