Love calling it "Vintage" instead of "old"!
Trek 7900 MultiTrack bought new in 1995. Cool because of the carbon fiber frame and high-end components for its day, I added the fork shock and some knobby tires when I was living in Colorado for some off road riding too. Sat idle for many years while I got heavily into riding BMW sport touring motorcycles around the Rocky Mountains.
Got it tuned up and it rides great---but I couldn't resist buying a new 2014 Trek 8.5 DS. Here's the 7900: