TeamLab is a Tokyo-based creative group with some strikingly beautiful interactive installations that make clever use of projection mapping and physical interaction.  I’ve included just a few of my favorites, but check out their site to see their other amazing projects.

teamlab Diversity_main1 teamlab Harmony_main teamlab The-Waterfall-on-Audi-R8

According to their site:

teamLab is a collaborative, interdisciplinary creative group that brings together professionals from various fields of practice in the digital society: artists, programmers, engineers, CG animators, mathematicians, architects, web and print graphic designers and editors. Referring to themselves as “Ultra-technologists,” their aim is to achieve a balance between art, science, technology and creativity