Okay, I probably shouldn't file this under "Equipment", but boy, this hill behind my daughters' school sure is good for some quality workouts:
Mixing in forwards and backwards (each direction), pacing, reps, emphasizing power or endurance, there are lots of workouts you can build on one of these things. It's only about 35 yards long, but at that angle, that's enough. In the me vs. hill matchups, the hill is undefeated. Wrecks me every time.
I'm Jim Biancolo, and this is stuff I found interesting that I thought you might like too. Here are some of my favorites if you want to start there. Mostly I link to other people, but some stuff is mine, like:
I am loving Instapaper, and use if to sock away stuff to read. Here are a bunch of articles I read recently and liked.
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"RSS? What in the blazes are you carryin' on about, boy?"