DeKalb County maps – for tax purposes, flood insurance and other issues – will be the focus of GIS Day Nov. 20 in Decatur.

The county department for GIS, or geographic information systems, oversees the layout of property around the county. The event, which runs from 10 a.m. to 2 p.m. at the Maloof Auditorium, will including mapping demonstrations, food and prizes.

More information: 404-371-2257.