All good Dungeons and Dragons adventures begin or end in a tavern. Your party probably has a favorite, but if they don’t, try the Random Tavern Generator.
Pijlie’s Way blog has a series of posts on how he built a fabulous 17th – 18th Century Tavern.
Delta 7 Studios offers a paper model of the Green Dragon Tavern. The Inn was a meeting place for Patriots during the period just prior to the outbreak of hostilities in the American Revolution. It’s in pdf form and in 1/120 scale.