Is there anywhere in the Forgotten Relams where “turf” houses like there are in real world Iceland are common?

I’m interested in crafting an adventure centered around the god Moander, but I’m not sure if he’s still dead

Does Loudwater, circa 1300s DR have a coat of arms?

Simbul and Lauzoril

Is there a dedicated Luskar reckoning (perhaps one shared with the Northlanders, Ruathen, etc.), or do they use DR?

If one desired to create a pair of journals, with which to exchange messages across the same Plane, would this be possible?

I know Lareal is the current Open Lord of Waterdeep. Where are the others now?

Bane: Has he ordained any monastic orders for his service?