This article explains how the Tibet Research Project was able to verify footage and imagery of a prison in Tibet and clarify a mixture of information online. This location is an interesting one because it is relatively well-documented, however, the information was spread across many sources and some claims were not easily verified until the data was consolidated.
Drapchi Prison — Overview
Coordinates: 29.67917605, 91.13947266
Perimeter: 1,313.66 m
Area: 73.464.89 m2