Star Wars Day (May the 4th be with you)
1871 the National Association, the first pro baseball league, starts playing – so play baseball!
1972 Greenpeace named – so get environmental!
1655 Bartolomeo Cristofori, inventor of the piano, born – so get playing!
1852 Alice Liddell (inspired Wonderland) born
Bird Day (US: towards the conservation of birds – so bring bird seed and binoculars out with you)
Cassinga Day (Namibia commemorates the Battle of Cassinga against South African forces in 1978)
Japan Greenery Day – the blog above is so cute.
Latvian Declaration of Independence Day
Death of Milan Rastislav Štefánik Day (Slovakia’s co-founder, died in 1919)
International Firefighters’ Day