What are the absolute essential/cool things to do for fun on a trip to Minneapolis, MN?

I will be there for a conference from October 2nd-6th with a co-worker and we are both laid back, enjoy new experiences, like to drink (socially), and are in the 30-35 year old range. We aren’t fans of the really loud dance clubs/bars, but do enjoy small quaint cultural pubs/hideouts with live performers and/or [...]