Nothing like a good fist bump.Sparking some joy in my students!Rio is unquestionably the most beautiful city I've ever been to!Great Wall of China--it really is great!!Shanghai!A guy told me to do this pose...Karaoke in Kyoto!Having some Pho-n cooking in Hanoi ;)Himalayan New Year's Sunrise in Nepal!Coyoacan, Mexico City! Viví aquí por dos meses y me encantó!Not even a sprained ankle could stop my DIY Radio Telescope!