Alaska National Interest Lands Conservation Act marks 42 years
Saguaro cacti, Ironwood Forest National Monument, Arizona
Skyscraper Day
1934 Labor Day parade, Gastonia, North Carolina
La Brecha de Rolando (Rolands Breach), Spain
Ring of fire solar eclipse
Sweetheart Abbey, Scotland
Great Sand Dunes National Park and Preserve
Sibiu Christmas market, Romania
Venice Skatepark, Los Angeles, California
Glass footbridge in Zhangjiajie, China
Flower of Life symbol drawn in snow
The Guggenheim Bilbao turns 25
Russell lupines, Lake Tekapo, New Zealand
Navajo Bridge in Marble Canyon
Brown bears, Katmai National Park and Preserve, Alaska
Daintree Rainforest and Noah Beach, Queensland, Australia
Chaco Culture National Historical Park, New Mexico
Astronomy Day
Berlin Festival of Lights
Capitol Reef National Park, Utah
Manatee Awareness Month
Marshland, Gloucester, MA
St. Patricks Day
Cinco de Mayo
Bing Wallpaper Gallery