Renaissance science

A 3-hour walking tour in Florence, Italy, focusing on the history of science during the Renaissance is offered by Context Travel (2222 Lombard St., Ste. 2r, Philadelphia, PA 19146; 888/467-1986, www.contexttravel.com). Galileo receives special attention as do many tools and scientific instruments used by him.

The tour costs €50 (near $78) per person plus €4 ($6) for entry to the Museum of the History of Science.