Neverwinter

Neverwinter, also known as the City of Skilled Hands and the Jewel of the North, isa multi-racial city-state sitting on the northwestern Sword Coast of Faerûn.[16]  Neverwinter was regarded by Volo as the most cosmopolitan and the most civilized city in all of Faerûn. The city was a member in good standing of the Lords' Alliance.[14]

39 years ago it suffered a monster attack coming from the Chasm, leading to the construction of The Wall.