UPDATE April 2020 : The Legacy layer is no longer provided as standard within TW2, but has been archived for use by bona fide researchers. To request access please email your request to tw2_dataofficer@glass-uk.org stating why the information is required and for what purpose it will be used.
The Legacy Trailwise1 information (layer) was created by Trailwise1 Users and is derived from Ordnance Survey data.
“Legacy” data (from previous versions of Trailwise) is provided as an overlay for reference purposes, this legacy information should be used with caution for route planning as it will not be updated as changes occur and includes routes which may not be legal to drive.