Many helpful "blueprints" and "items" can be found by exploring around these locations and paying close attention to the structures erected at each. (E.g. the fish trap and water filter can be found near Fishing Dock, etc.)
Native Camps
Settlements
Points Of Interest
Caves
Map
These are Fan made maps and may not be completely accurate.
This map is made by Zovya at https://www.reddit.com/user/Zovya, it does not show the new location added in the water update.
Updated map by KuzoKelly shows locations added in the water update including Anaconda Island
Trailblazer map by KuzoKelly does not show locations and is intended for players who want to print this map off and use it to explore and make empirical discoveries, and mark their camps etc..