Roslin Glen Gunpowder Mill

Roslin Glen Gunpowder Mill was located in the glen of the same names, on the River North Esk in Midlothian. The mill was thought to have been opened in 1801 or 1803 and closed in 1954 having served for at least 150 years.

Ruins of the buildings remain at the site and can be visited by anyone in the area.