Mines of South Calcutta

Mines of SouthcalcuttaSouth Calcutta is a dwarven mine located under the ruins of South Calcutta, an old, abandoned city. It was built into the extensive cave system beneath the city, and now has relatively high domed ceilings. As such, it's not actually all that claustrophobic. Of course, the mines beneath the many underground city are absolutely claustrophobic and extensive. 

The dwarves of the Mines of SouthcalcuttaSouth Calcutta are experts with explosives, both creating powerful explosives and knowing how to use them safely with minimal risk of cave-ins or unintended damage.

The dwarves of South Calcutta are a republic. There are two ruling councils. The House of Miners consists of representatives of the eldest families, effectively nobility, and have the most say over the military and foreign policy of the city. The Populist is an democratically-elected ruling council, and has the most say over the internal laws of the city, but can overrule the House of Miners when over 90% of the Populist votes to veto the House's decision.