Mark Pennell sits at the helm of his time machine.Mark's Almanac is a 90-second time travel that highlights the world's history from the very serious to the sometimes sublime.
Mark's Almanac for December 17, 2021
It was on this date in 1865 that Franz Schubert's Unfinished Symphony premiered in Vienna. The symphony was released 37 years after his death. And it was on this date in 1989 that The Simpsons debuted.