September 2025, day by day.

Amalgamated Clothing Workers of America in a Labor Day parade, May 1915, Chicago (© Chicago Sun-Times/Chicago Daily News collection/Chicago History Museum/Getty Images)

2025-09-01

Kaiserstuhl, Baden-Württemberg, Germany (© EyeEM Mobile GmbH/Getty Images)

2025-09-01

Camel thorn trees, Deadvlei, Namib-Naukluft Park, Namibia (© Inge Johnsson/Alamy Stock Photo)

2025-09-01

Boundary Waters Canoe Area Wilderness, Minnesota (© s.tomas/Shutterstock)

2025-09-03

Grizzly bears wrestling, Katmai National Park and Preserve, Alaska, United States (© Cavan Images/Adobe Stock)

2025-09-03

CN Tower illuminated at night in Toronto, Ontario (© R.M. Nunes/Shutterstock)

2025-09-04

Oarsmen rowing in snake boats at Aranmula, Kerala (© Rajesh Narayanan/Shutterstock)

2025-09-04

Pacific Park at Santa Monica State Beach, California (© EXTREME-PHOTOGRAPHER/Getty Images)

2025-09-05

Rufous hummingbird, Golden Gate Park, San Francisco, California (© jeremyborkat/Getty Images)

2025-09-06

Gdańsk on the banks of the Motława river, Poland (© Oscar Dominguez/TANDEM Stills + Motion)

2025-09-06

Library@orchard, Singapore (© Darwin Fan/Getty Images)

2025-09-07

A female Eurasian red squirrel carrying moss, Switzerland (© Jean-Luc and Francoise Ziegler/Minden Pictures)

2025-09-08

Hay bales, North Yorkshire, England (© Nick Brundle Photography/Getty Images)

2025-09-09

Butterfly Beach in Canacona, South Goa (© Puneet Vikram Singh, Nature and Concept photographer/Getty Images)

2025-09-10

View from Salto del Gitano, Monfragüe National Park, Cáceres, Extremadura, Spain (© Daniel Viñé Garcia/Getty Images)

2025-09-11

Statue of Liberty and Lower Manhattan, New York City (© Tetra Images/Getty Images)

2025-09-11

Spinner dolphin pod in the Red Sea, Marsa Alam, Egypt (© Franco Banfi/Nature Picture Library)

2025-09-11

Chimney Rock, Point Reyes National Seashore, California, United States (© Enrique Aguirre Aves/Getty Images)

2025-09-12

A waterfall in Olympic National Park, Washington, United States (© Chris Moore/TANDEM Stills + Motion)

2025-09-13

Black-winged stilts, France (© Antonio Sementa/500px/Getty Images)

2025-09-14

Coastline at Cape Breton Highlands National Park, Nova Scotia (© Tiago_Fernandez/Getty Images)

2025-09-15

Latino Cultural Center designed by Ricardo Legorreta, Dallas, Texas (© Ken Hurst/Alamy)

2025-09-15

A nighttime view of the Gulf Coast states from 350 kilometres above Earth (© Stocktrek Images/Getty Images)

2025-09-15

A young bull moose in Denali National Park, Alaska, United States (© Grant Ordelheide/TANDEM Stills + Motion)

2025-09-16

Serpentine stairs of Dunquin Pier, County Kerry, Ireland (© Hugh O'Connor/Getty Images)

2025-09-17

Thousand Islands region, St. Lawrence River, USA-Canada border (© benedek/Getty Images)

2025-09-18

Swing carousel at Oktoberfest, Munich, Bavaria, Germany (© LOOK-foto/Alamy)

2025-09-19

Sea otters, Prince William Sound, Alaska, United States (© Gerald Corsi/Getty Images)

2025-09-20

Aspen trees during autumn Fishlake National Forest, Utah, United States (© Danita Delimont/Getty Images)

2025-09-21

Keel-billed toucan in Costa Rica (© Juan Carlos Vindas/Getty Images)

2025-09-22

Devils Tower National Monument, Wyoming, United States (© Laura Hedien/Getty Images)

2025-09-23

Chittorgarh Fort, Rajasthan (© chetansoni/Shutterstock)

2025-09-24

Least chipmunk, Kootenai National Forest, Montana, United States (© Donald M. Jones/Minden Pictures)

2025-09-25

Tank Lakes, Alpine Lakes Wilderness, Washington, United States (© Austin Trigg/TANDEM Stills + Motion)

2025-09-26

Red maple in fall, Canada (© LiuSol/Getty Images)

2025-09-27

Town of Pienza in Tuscany, Italy (© zpagistock/Getty Images)

2025-09-27

Rainbow houses in the town of Houten, Netherlands (© George Pachantouris/Getty Images)

2025-09-28

Koala in a eucalyptus tree, Great Otway National Park, Australia (© Jamie Lamb - elusive-images.co.uk/Getty Images)

2025-09-29

Goddess Durga idol at a puja pandal in Kolkata, West Bengal (© Arnav Pratap Singh/Getty Images)

2025-09-30