The Surly Pugsley is known for its all-around versatility, but you can see for yourself at Great Northern Bicycle Co. They just received the 2013 model and it has some nice upgrades over the past incarnations. First, you're sure to see it against a backdrop of white with its Matte School-Bus Yellow paint and it only gets better from there.
It takes a cue from the Neckromancer Pugs of the past (and current) and is adorned with Microshift thumbies, a seat-tube mounted front derailleur, and the drilled out single-wall Marge Lite rims. One you've got to throw a leg over for yourself to really appreciate, so come on down...