Astronomy Day and National Public Lands Day Sep 27, 2025

When the calendar lines up just right, you get a rare double feature: National Public Lands Day and Astronomy Day. It"s a chance to explore the landscapes that ground us and the skies that inspire us—all within 24 hours.

© Austin Trigg/TANDEM Stills + Motion

palette

Today in History

Sep 27, 2018High seas commerce
Sep 27, 2019Ancient storage in the Grand Canyon
Sep 27, 2020Take me to the river
Sep 27, 2021Sharp-dressed bug
Sep 27, 2022Upper Geyser Basin, Yellowstone National Park
Sep 27, 2023Via Krupp, Capri, Italy
Sep 27, 2024Basilica of Santa Maria della Salute, Venice, Italy

More Desktop Wallpapers:

Aug 17, 2022Freshwater plants in Aquário Natural, Brazil
Sep 1, 2024Totally Thames Festival, London
Jun 29, 2018Waiting for the perfect shot
Jul 10, 2021Celestial Spain
Dec 12, 2018The story of the poinsettia
Oct 28, 2025The Gothic Gate in the Adršpach-Teplice Rocks, Czechia
Jan 2, 2023Hohenzollern Castle near Stuttgart, Germany
Sep 5, 2023Mount Segla, Senja Island, Norway
Oct 28, 2023Castilla-La Mancha, Spain
Jun 13, 2022Okavango Delta, Botswana
Oct 6, 2018A bite of ancient history
Feb 4, 2022Winter Olympics in Beijing
Mar 13, 2025Happy Holi!
Dec 7, 2018Honoring our fallen heroes
May 31, 2022World Parrot Day
Jan 10, 2023Lake Peipus, Estonia
Nov 13, 2022River Quoich in Aberdeenshire, Scotland
Oct 21, 2018Welcome to El Cervantino
Jun 13, 2025Vila Franca Islet, São Miguel Island, Azores, Portugal
Sep 4, 2024Dusky eagle-owls, Pakistan
Nov 14, 2021First Cliff Walk
Nov 12, 2019Sleep tight, little hedgehog
Sep 22, 2025Autumn equinox
May 31, 2025Knuthöjdsmossen, a nature reserve in Sweden
Sep 18, 2025Dunquin Pier, County Kerry, Ireland
Nov 20, 2024World Childrens Day
Aug 21, 2024Nazca boobies, Wolf Island, Galápagos Islands, Ecuador
Sep 19, 2018Talk like a pirate—or walk the plank
Sep 18, 2024Gujō Hachiman Castle, Gifu prefecture, Japan
Aug 22, 2018Summer’s in home stretch