A 400-year-old map could reveal the secrets of a lost English colony that experts have spent hundreds of years searching for.

The map is currently undergoing a one-month trial period on the Beijing Platform for Common Geospatial Information Services.

Presenter Melvyn Bragg With English now hailed on all sides as the world's first "global" language, the preferred medium of expression from United Biscuits to the United Nations, Melvyn Bragg ...