The final stop in our Grand Family Adventure was the Queen Sirikit Botanical Gardens, northwest of Chiang Mai, Thailand. It's the first botanical garden in the country, and you can read more about its background and its attractions. Although you can drive through the gardens, we left the truck at the entrance and walked the 4 or 5 kilometers, taking one break in a gazebo to wait out a thunderstorm.
My favorite part was the plants and flowers, which were available in a dizzying array of variety. There were carnivorous plants, water plants, cacti, tropical plants, variegated plants, and a whole bunch more I couldn't even hope to identify. Perhaps my favorite was this lotus, a water plant: