I'm currently planning a four-day holiday with friends of mine who live in different regions of Germany. Now we're trying to find a holiday home that everyone of us can reach in less then 3.5h by car.
Now this is definitely doable by trial and error, but can become quite frustrating at times. I am wondering if I can create a reachability map, maybe by a web-based generator tool where I just enter the starting points and the maximum travel time and the tool generates a map with the areas in which I can look for that holiday home.
Now my question: does anyone know such a tool?
Here's a reachability map (created manually) for the city of Leipzig as the sole starting point, with the lines representing hours of driving time: