Punters, taking advantage of the warm sunshine, are out on the river in force displaying varying skill levels. Here they pass under the famous Mathematical Bridge at Queens' College.
The 'student accommodation' pic is actually the library of Darwin College - I don't think any of it is student rooms. One of the nicer examples of 1970s (?) architecture in Cambridge, I think. Incidentally the old part of Darwin (just visible on the left) was owned by Charles Darwin's family.