Signage can be hit or miss out in the real world. Disc golf courses in particular display a wide range of information from excellent to nonexistent. Check out this article in discgolfer magazine.
The Disc Golf Pro Tour uses rather attractive graphics for their maps but even those are missing details that would help most online viewers understand the challenges of the fairway. Check out these sample maps of various venues on the 2023 DGPT season.
Highland Park Disc Golf Course, Saint Paul, Minnesota
Elevation Profile for #17 Meadows Course, Jack Brooks Park, Hitchcock, Texas