USA Today reviewed two books loaded with ideas for vacations where you can make a difference. Check it out!
The 100 Best Volunteer Vacations to Enrich Your Life, by Pam Grout and
Volunteer Vacations Across America by Sheryl Kayne
While on Amazon I also found:
Volunteer Vacations: Short-Term Adventures That Will Benefit You and Others by Bill McMillon, Doug Cutchins, Anne Geissinger, and Ed Asner