1492 – Columbus sets sail
http://www.history.com/this-day-in-history/columbus-sets-sail
1914 – Germany and France declare war on each other
http://www.history.com/this-day-in-history/germany-and-france-declare-war-on-each-other
1949 – NBA is born
http://www.history.com/this-day-in-history/nba-is-born
1958 – Nautilus travels under North Pole
http://www.history.com/this-day-in-history/nautilus-travels-under-north-pole
1975 – Boeing 707 crashes into a mountain near Agadir, Morocco
http://www.history.com/this-day-in-history/boeing-707-crashes-into-a-mountain-near-agadir-morocco
1996 – “The Macarena” begins its reign atop the U.S. pop charts
http://www.history.com/this-day-in-history/the-macarena-begins-its-reign-atop-the-u-s-pop-charts
2008 – Multimillion-dollar baby photos published
http://www.history.com/this-day-in-history/multimillion-dollar-baby-photos-published