We had about three hours to spend in Cambridge on a sunny Sunday afternoon in May, so we made the most of our time by taking a guided punt ride on the Cam. This is a must for any first-time visitor to Cambridge as it lets you see all the main college buildings as they were meant to be viewed -- from the water. The guides are well versed in the history of the area and point out many interesting sights as you float by.

The first rule to punt riding in Cambridge: Negotiate the price. We'd heard about this beforehand, but we're ... (more)