3D models in OSM

Dear friends,

please look here:
http://map.f4-group.com/#lat=55.7528673&lon=37.6226748&zoom=19&ui.discoveryOpen=false&camera.theta=72.838&camera.phi=66.177

The specification behind is:
http://wiki.openstreetmap.org/wiki/Simple_3D_Buildings

Best regards,
Marek