People playing with an augmented reality sandbox

Background, Ocean, Building, Beautiful, Modern, Concept, Technology, View, Progress, Science, Using, 3d, Hand, Construction, Education, Display, Playing, Hands, Device, Zoo, Map, Smart, Illumination, Virtual, Panel, Look, Boys, Children, Exhibition, Sand, Navigation, Projection, Geography, Text, Sensor, Finger, Reality, Layout, Interaction, Product, Interactive, Expo, Augmented, Region, Ar, Moscow, Watershed, Sandbox, Maquette