Whole house renovations take "reusing and updating" to new levels, transforming spaces that may have been outdated or uncomfortable into new, truly remarkable homes. Here are a few favorites from 2011:

TOP ROW
• 1 Renovation Education: A School Turned Apartment
• 2 North Eagle Treehouse Renovation by Jeremy Levine
• 3 Before & After: An Exterior Renovation in Seattle
• 4 Matthew Hofman's Airstream Renovation
• 5 (Smart) Green Renovation in Portland

MIDDLE ROW
• 6 Schena-Rinke Residence: Green Renovation
• 7 A Small House Renovation That Does It Right
• 8 Before & After: A Green House Renovation in Ottawa
• 9 A Charming Bungalow Renovation
• 10 Another Beautiful Airstream Renovation by Orvis

BOTTOM ROW
• 11 A Green Minneapolis Renovation
• 12 "Earth Home" Renovation by Sustainable Design Group
• 13 A Sustainable Renovation in Georgia
• 14 Kirsten's Queen Anne Energy Upgrade
• 15 Innovative Garage-to-Home Renovation in Bordeaux

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Welcome to Re-Nest's Best of 2011 roundup! From December 19 through January 1 we are rounding up some of our favorite (and your favorite) posts from the past year.

(Images: See linked posts for full image credits)