21.   But as you stand before the Sydney Opera House on a summer afternoon in the other hemisphere, it is easy to feel warmer about the Olympic movement.

22.   But it is positioned to the west, the better to protect the house from the intense heat of a summer afternoon.

23.   But on a recent summer afternoon in the shallows of Lake Michigan, I would not have wanted to be any other place.

24.   But on balmy summer afternoons, there are few better and more interesting ways to see London than from the deck of a cruise boat gliding along the Thames.

25.   Canning, with a few sensible rules, can be a rewarding way to spend a summer afternoon.

26.   Cloud nine is the cumulonimbus cloud that is often seen building up in the sky on a hot summer afternoon.

27.   Cricket matches can be glimpsed in Van Cortlandt Park on summer afternoons.

28.   Connor and Godwin have spent many summer afternoons sitting on their enclosed front porch, weaving powerful stories of the past and present.

29.   DeGeneres, who brings her first stand-up act in two years to Atlanta on Friday, is circumspect, even guarded this summer afternoon.

30.   Especially on a summer afternoon, it is light and refreshing.