One of the first side quests given to you in Avowed asks you to find a missing cartographer but with no clear indication on where to look. Here's the location.

Speak with him and after his initial amazement at your presence, he’ll explain that a cartographer named Geirmund has gone ... and Usher’s Hand is directly east of the Paradis text on the map screen.

Another one of Sanza's cartographers has been lost in Shatterscarp in Avowed, so here's where to find them.