Take a walking tour of San Francisco's best and famous chocolate eateries. Either do your own self-tour or take one by www.gourmetwalks.com. These tours are at 10:30am Wednesdays and Fridays and 2pm Saturdays.
For your own walking tour:
At the Wright Brothers National Memorial in Manteo, Norh Carolina, you and the kids can stand in the exact spot where Orville and Wilbur first flew, see full-scale reproductions of their 1902 glider and 1903 flier, and learn about the brothers through exhibitions, films, and other programs. Want more? See the original 1903 flier—and thousands of other historic artifacts—at the National Air and Space Museum in Washington, D.C.