Belém Tower, Lisbon, Portugal Apr. 29, 2026

Ships leaving Lisbon once passed a small stone tower before meeting the wide Atlantic. That tower, standing on the bank of the Tagus River, served as both a guardian and a farewell. Say hello to Belém Tower—a fortress that watched Portugal sail into the Age of Exploration.

© f9photos/Getty Images

palette

Today in History

An ocean of stars above the desert
The sprout with amazing potential
Apr. 29, 2024Fujian Tulou, China
Apr. 29, 2025Garden at Château de Villandry, Loire Valley, France

More Desktop Wallpapers:

Oct. 17, 2025Jasper Dark Sky Festival
Jul. 29, 2025International Tiger Day
Dec. 30, 2023Daiichi Tadami River Bridge, Fukushima, Japan
Mar. 22, 2025Happy World Water Day!
Jun. 12, 2024Big Bend National Park, Texas, USA
Feb. 25, 2025Bryce Canyon National Park, Utah, United States
Dec. 6, 2025Everglades National Park, Florida, United States
Apr. 22, 2025Earth Day
Apr. 1, 2026Japanese tree frog in a pink morning glory
A window to the Pacific
Feb. 1, 2026Colourful house in Olinda, Pernambuco, Brazil
Jan. 1, 2024Happy New Year!
Jun. 17, 2025Maritime forest in Cumberland Island National Seashore, Georgia, United States
Oct. 8, 2023World Octopus Day
Sep. 2, 2023Allens Hummingbird
The oldest way to fly
Sep. 22, 2025Autumn equinox
Among the cedar and spruce
A painters palette of natures hues
Living rock
Farewell, Ma’am
Butterfly, fly away
Dec. 5, 2025Maya site of Copán
Feb. 13, 2024Mardi Gras
Feb. 12, 2026Darwin Day
Misty mountain hop
Dec. 10, 2025Mosque-Cathedral of Córdoba, Andalusia, Spain
Nature at its colourful best
Celebrating our looming lunar neighbour
Mar. 3, 2024World Wildlife Day