Glowworm caves in Australia Dec 9, 2021

Glowworm caves in Australia

Down under the land in the Land Down Under, cave explorers may find these subterranean spaces illuminated by an unlikely light source. Fungus gnat larvae—more affectionately known as glowworms—speckle the walls and ceilings of caverns here in Australia during the warm season, from December to March.

© Leelakajonkij/Getty Images

palette

Today in History

Dec 9, 2018There’s treasure in them thar hills
Dec 9, 2019Let s crack the code
Dec 9, 2020It s Computer Science Education Week
Dec 9, 2022Muskoxen in Dovre-Sunndalsfjella National Park, Norway
Dec 9, 2023National Llama Day
Dec 9, 2024Llama Day
Dec 9, 2025National Llama Day

More Desktop Wallpapers:

Mar 7, 2020Summer winds down in the Southern Hemisphere
Jan 14, 2026National Take the Stairs Day
Dec 5, 2018’Chess on ice’
Jan 1, 2026Happy New Year!
Mar 31, 2025Ostuni, Apulia, Italy
Jan 14, 2025Village of Zahara de la Sierra, Cadiz, Spain
Aug 2, 2018The Aomori Nebuta Festival parade, Japan
May 5, 2018Happy Cinco de Mayo!
Apr 10, 2022Siblings Day
Nov 16, 2023World Philosophy Day
Feb 23, 2026Great white egret, Upper Bavaria, Germany
Feb 27, 2021A snuggling ball of cute
Aug 28, 2025A great white egret in Hungary
Feb 10, 2018Bonifacio on the island of Corsica, France
Mar 5, 2018Seattle Central Library, Seattle, Washington
Jul 26, 2025International Day for the Conservation of the Mangrove Ecosystem
May 7, 2026Kofa National Wildlife Refuge, Arizona
Apr 16, 2022National Park Week begins
Aug 23, 2025St. Barbaras Cathedral, Kutná Hora, Czechia
Apr 12, 2026International Day of Human Space Flight
Nov 12, 2020Upstate autumn
Apr 4, 2025National Cherry Blossom Festival, Washington, DC
Oct 8, 2022World Octopus Day
Jan 30, 2019Embracing the cold
Mar 29, 2023Manatee Appreciation Day
Oct 10, 2025Visiting the Mamanuca Islands for Fiji Day
Nov 11, 2021Veterans Day
Feb 13, 2025Lake Tyrrell, Victoria, Australia
Oct 15, 2020A star is borne by seaweed
Mar 31, 2020What a twist