most (not all, some contributions are QTVR-only due to historical reasons)
many, but depends on photographer's choice of file upload (newer event = more likely to work) and your device's capabilities. You may experience slow playback, distorted images or unexpected browser quitting if there is only limited memory/GPU power available.
360 degree panorama inside MN/DOT's Regional Transportation Management Center (RTMC). Minnesota State Patrol Dispatch, Maintenance Dispatch, and Traffic Operations work together in a state of the art Operations Center using cutting-edge technology, progressive programs, and real time information delivery systems to provide motorists with a faster, safer trip on Twin Cities area freeways.