GIS Sputnik now supports the Agisoft PhotoScan *.tls format for tile models. Tls format is implemented in Agisoft PhotoScan version 1.1.0 build 1976 and later versions.
The tls model of whole city Tomsk (more than 370 km2) is shown in the video below:
Only models exported in WGS84 coordinate system can be visualized.
For more detailed instructions on tls models exporting and visualization refer to GIS Sputnik User Manual