Navionics ChartViewer: Nautical charts and sonar depth maps for boaters, online. USFS Interactive Visitor Map: Trails, campgrounds and recreation sites in US national forests.
| Navionics ChartViewer | USFS Interactive Visitor Map | |
|---|---|---|
| Category | Hiking, Ski & Outdoor Maps | Hiking, Ski & Outdoor Maps |
| Coverage | Worldwide | US national forests |
| Updates | Periodically | Periodically |
| Data source | Navionics charts and community sonar logs | US Forest Service |
| Made by | Navionics (Garmin) | US Forest Service |
| Price | Free | Free |
| Account | No account needed | No account needed |
| On phones | Phone app available | Works well on phones |
| Map view | Flat map | Flat map |
| Visits from ColorfulMaps | 0 | 0 |
| Open map | Open map |
What you can do with Navionics ChartViewer
- Nautical charts worldwide
- Community sonar depth contours
- Marinas and points of interest
What you can do with USFS Interactive Visitor Map
- Trails and allowed uses
- Campgrounds and recreation sites
- Forest roads
Summary based on public information. Check each map's website for current features and prices.