Ordnance Survey appears to have fixed the issue with OS lesiure maps, so we've now reinstated them. If you're seeing a mix of OS Road maps and OS Leisure maps, this will rectify itself over the next 24 hours, but you can accelerate this by clearing your browser's cache.
While Ordnance Survey is working on fixing the issue with it's leisure maps, we've temporarily changed over to OS road maps. We'll revert back as soon as the leisure maps are available again.
We're aware of a problem with Ordnance Survey maps, which is affecting their availability on Plotaroute. This appears to be due to a technical issue at OS. We are monitoring the situation and will provide any updates when available.