
1294
Kofa National Wildlife Refuge, Arizona
Kofa National Wildlife Refuge, Arizona

1454
Star Wars Day
Star Wars Day

1499
International Leopard Day
International Leopard Day

1533
World Penguin Day
World Penguin Day

1553
Cinco de Mayo
Cinco de Mayo

1674
Asian American and Pacific Islander Heritage Month
Asian American and Pacific Islander Heritage Month

1689
Earth Day
Earth Day

1703
Belém Tower, Lisbon, Portugal
Belém Tower, Lisbon, Portugal

1742
Arbor Day
Arbor Day

1760
Jasper National Park in Alberta, Canada
Jasper National Park in Alberta, Canada

1771
Pink apple blossoms, Avila Beach, California
Pink apple blossoms, Avila Beach, California

1836
African buffalo, Ngorongoro Crater, Tanzania
African buffalo, Ngorongoro Crater, Tanzania

1849
Thunderstorm above the plains, Bulgaria
Thunderstorm above the plains, Bulgaria

1863
Shakespeare Day
Shakespeare Day

1865
Black grouse males, Estonia
Black grouse males, Estonia

1883
World Heritage Day
World Heritage Day

1984
National Library Week
National Library Week

2014
World Theatre Day
World Theatre Day

2018
Spectacled bear resting in tree, Ecuador
Spectacled bear resting in tree, Ecuador

2021
Keukenhof Gardens, Lisse, Netherlands
Keukenhof Gardens, Lisse, Netherlands

2026
Easter Sunday
Easter Sunday

2050
International Day of Human Space Flight
International Day of Human Space Flight

2068
Church of Notre Dame de Bon-Port, Les Sables-dOlonne, France
Church of Notre Dame de Bon-Port, Les Sables-dOlonne, France

2144
European hedgehog, France
European hedgehog, France

2150
Common clownfish in a sea anemone, Raja Ampat Islands, Indonesia
Common clownfish in a sea anemone, Raja Ampat Islands, Indonesia

2156
Demoiselle cranes, India
Demoiselle cranes, India

2168
Presidents Day
Presidents Day

2201
The glass dome of Galleria Vittorio Emanuele II, Milan, Italy
The glass dome of Galleria Vittorio Emanuele II, Milan, Italy

2214
Womens History Month
Womens History Month

2263
International Day of Forests
International Day of Forests