If you are looking for a good overnight hike I would recommend this one.
Distance: 17.0 miles round trip
Dogs: Allowed
Difficulty: Medium (a lot easier when you don't have a lot of weight on you)
Pass Required (see website for details)
Fires OK - on campsites (fire pits are located at campsites for you)
http://www.wta.org/go-hiking/hikes/snoqualmie-lake