Stayed with Federico Cesi at Acquasparta
· Palazzo Cesi, Acquasparta, Umbria, Italy

Wikimedia Commons · Creative Commons Attribution-ShareAlike 4.0 International · file Galileo stayed nearly two weeks with Prince Federico Cesi, founder of the Accademia dei Lincei, before continuing to Rome. The card marks the beginning of the documented April 8–21 stay.