We screeched to a halt along the side of the road in Grand Teton National Park. Reggie, 8, was equally mesmerized but 3-year-old Melanie couldn't quite grasp that we were in the moose's house -- and it wasn't a zoo. I still smile years later when I think about the kids' excitement. Forget the Kodak moments. The chance to share something new together -- something you'd never see or do at home -- is what makes those indelible family vacation memories that last forever.

Full story: cnn.com