Targlonon

Targlonon is a city on planet Targlos, a planet in the Yalga Misto System. There are a bunch of underground rock spires, though it's not really unique to this underground city, there are four spaceports like the Tarlgron Spaceport. The City, has quite a interesting history including the city founding at least, at least nine hundred years ago. The city, has been compared to major earth cities for years, and there's a good reason.