1. A system for monitoring a wide-area scene, the system comprising: an array of first cameras, each first camera having a first field of view and configured to provide respective first imagery of a corresponding portion of the wide-area scene; an array of second cameras, each second camera having a second field of view different than the first field of view and configured to provide respective second imagery of a corresponding portion of the wide-area scene; a processor operably coupled to the array of first cameras and the array of second cameras and configured to decompose the first imagery and the second imagery into image tiles and to compress the image tiles at each of a plurality of resolutions; a memory operably coupled to the processor and configured to store the compressed image tiles; and a server operably coupled to the memory and configured to receive a request for an image of a particular portion of the wide-area scene, to determine a minimum resolution of the plurality of resolutions necessary to render the image, and to serve one or more image tiles at the minimum resolution in response to the request.