The Dessarin Valley, also known as "The Gateway to the North" by its residents, is a valley region situated between
and
Faerûn
The sub-continent of Faerûn is set in the northern hemisphere of the planet Toril, or, more formally, "Abeir-Toril."
The continent has a "landmass of approximately nine and a half million square miles", where Faerûn is the western part of an unnamed supercontinent.