
1413
Kofa National Wildlife Refuge, Arizona
Kofa National Wildlife Refuge, Arizona

1467
Star Wars Day
Star Wars Day

1511
International Leopard Day
International Leopard Day

1538
World Penguin Day
World Penguin Day

1568
Cinco de Mayo
Cinco de Mayo

1687
Asian American and Pacific Islander Heritage Month
Asian American and Pacific Islander Heritage Month

1695
Earth Day
Earth Day

1709
Belém Tower, Lisbon, Portugal
Belém Tower, Lisbon, Portugal

1747
Arbor Day
Arbor Day

1775
Jasper National Park in Alberta, Canada
Jasper National Park in Alberta, Canada

1776
Pink apple blossoms, Avila Beach, California
Pink apple blossoms, Avila Beach, California

1837
African buffalo, Ngorongoro Crater, Tanzania
African buffalo, Ngorongoro Crater, Tanzania

1867
Black grouse males, Estonia
Black grouse males, Estonia

1868
Thunderstorm above the plains, Bulgaria
Thunderstorm above the plains, Bulgaria

1869
Shakespeare Day
Shakespeare Day

1885
World Heritage Day
World Heritage Day

1987
National Library Week
National Library Week

2015
World Theatre Day
World Theatre Day

2024
Spectacled bear resting in tree, Ecuador
Spectacled bear resting in tree, Ecuador

2027
Easter Sunday
Easter Sunday

2030
Keukenhof Gardens, Lisse, Netherlands
Keukenhof Gardens, Lisse, Netherlands

2054
International Day of Human Space Flight
International Day of Human Space Flight

2072
Church of Notre Dame de Bon-Port, Les Sables-dOlonne, France
Church of Notre Dame de Bon-Port, Les Sables-dOlonne, France

2148
European hedgehog, France
European hedgehog, France

2152
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

2170
Presidents Day
Presidents Day

2207
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

2265
International Day of Forests
International Day of Forests