…and half a dozen of the otherEx astris scientia. Trekkie stuff. Like it.
Record holders. (Or just go to their record holders links page.) Site is part of a record holders web ring, so it could be an excellent starting point for loads of interesting reading.
Metrical feet. How to tell your dactyls from your spondees, etc.
Loads of stuff about classical music, synopses and plots of famous operas, composer biogs.
Excellent articles on films and film directing technique.
(Whether the new windows opened by some sites are accessible or even necessary is something else entirely.)
Some excellent stuff here about coding tables, which shows you how to get alternately coloured columns for tables (data tables, presumably). Plus loads more stuff. Worthwhile, even for experienced CSS coders.