International Archaeology Day Oct. 18, 2025

International Archaeology Day

Each year, International Archaeology Day—observed on the third Saturday of October—invites us to literally look beneath the surface. Established in 2011 by the Archaeological Institute of America (AIA), it"s celebrated worldwide through events, tours and hands-on excavations.

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Today in History

Gateway to Iberia
Oct. 18, 2023Kodiak National Wildlife Refuge, Alaska
Oct. 18, 2024Jasper Dark Sky Festival, Alberta

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Nov. 19, 2024Tasmans Arch, Tasman National Park, Tasmania, Australia
Dec. 20, 2025Christmas star lanterns, Germany
Southern tip of a northern isle
Jan. 18, 2026White Sands National Park, New Mexico, United States
A UNESCO World Heritage Site
Best views tower
Nov. 28, 2025Val Brandet, Brescia, Lombardy, Italy
One rare streak
May 24, 2024Ordesa y Monte Perdido National Park
Oct. 22, 2025Belogradchik Rocks, Bulgaria
Dec. 28, 2023Humpback whale, Disko Bay, Greenland
Feb. 20, 2025Red deer, Canada
This snow will never melt
When life imitates art
Chasing summer in the art world
Magnified moss
There’s more to Pisa than leaning towers
Jan. 7, 2024Devils Marbles Conservation Reserve, Australia
Jun. 21, 2024National Indigenous Peoples Day
Mar. 28, 2025Black-naped monarch
Aug. 3, 2024Three Natural Bridges, Wulong National Park, China
Aug. 14, 2025Cable car station on Piz Nair mountain, Graubünden, Switzerland
A 50-year balancing act
Jan. 1, 2026Happy New Year!
Aug. 26, 2025Trullo buildings in Alberobello, Apulia, Italy
Feb. 1, 2026Colourful house in Olinda, Pernambuco, Brazil
A day of swing and celebration
Nov. 13, 2023Serra de Tramuntana, Balearic Islands, Majorca, Spain
All is calm
May 3, 2025Happy International Astronomy Day!