Map of England and Wales showing the Travel to Work Areas as of 2007. Equirectangular map projection on WGS 84 datum, with N/S stretched 170%
Office of National Statistics Geography

TTWA boundary dataOrdnance Survey OpenData.

Great Britain coastline data from Boundary-Line product.National Geospatial-Intelligence Agency

Coastline (and Lough Neagh) data
Nilfanion