Mike and Rosie Smith retired in 2008. They managed to spend a large amount of their kids' inheritance on a 2009 trip to Australia and New Zealand, via Dubai to check up on brother Dave's progress building the metro.
May 2010 - house swap with David and Claudia to Mill Valley, just north of the Golden Gate Bridge in San Francisco. Side trips: 1. Yosemite National Park 2. Las Vegas, Grand Canyon and Zion National Park. 3. Down the coast to Santa Barbara and back to San Francisco via the Monterey Peninsula and Big Sur.
October 2011 - house swap with Tom and Nancy to Charlestown, Boston, Massachusetts. A few days in New York, a trip to New Hampshire and Vermont, south to Rhode Island and Cape Cod. Final few days in Washington, D.C.