CalTopo offers many different layers to allow numerous unique views tailored to your adventure of choice. Layers can be customized, overlaid, and tweaked to fit your precise needs.
CalTopo offers many tools designed specifically for backcountry mapping applications. These tools include numerous drawing and measuring tools, profiles of terrain and elevation for evaluating a route and making a detailed plan, slope angle shading for assessing winter travel risks, and many other custom overlays and layers.
CalTopo allows for seamless sharing from web to mobile device, using the CalTopo app. Or with other apps and GPS units using a variety of import/export tools. CalTopo also allows for easy sharing with friends or via social media using a single persistent link.