At least 170 buildings are being constructed at a mammoth new tourist resort zone on North Korea’s Wonsan Kalma peninsula, NK Pro analysis of April 27-dated Planet Labs Skysat satellite imagery shows.

The full scale of the project – first announced in Kim Jong Un’s 2018 New Year Speech and being built at ultra-rapid pace by what appear to be thousands of soldier workers – has to date not been revealed in official DPRK state media coverage.

But high-resolution Skysat imagery and ground-level North Korean state media images together reveal a construction site over 4.5km in length