1859 – Daredevil crosses Niagara Falls on tightrope
http://www.history.com/this-day-in-history/daredevil-crosses-niagara-falls-on-tightrope
1962 – Sandy Koufax pitches first no-hitter
http://www.history.com/this-day-in-history/sandy-koufax-pitches-first-no-hitter
1971 – Soviet cosmonauts perish in reentry disaster
http://www.history.com/this-day-in-history/soviet-cosmonauts-perish-in-reentry-disaster
1975 – Cher marries Greg Allman
http://www.history.com/this-day-in-history/cher-marries-greg-allman
2013 – 19 firefighters die in Arizona blaze
http://www.history.com/this-day-in-history/19-firefighters-die-in-arizona-blaze