Bolgatanga , colloquially known as Bolga, is a town and also the capital of the Bolgatanga Municipal and the Upper East Region of Ghana. It shares a border to the north with Burkina Faso. Bolgatanga is 161 km (100 mi) to the north of Tamale. The town lies in the Red Volta Valley, with the White Volta and the cliffs of the Gambaga escarpment to the south of the town forming the southern boundary of…