We built a visualization along these lines at Sidewalk Labs back in 2017. It's open source if you're interested in playing around with it: https://github.com/si

We built a visualization along these lines at Sidewalk Labs back in 2017. It's open source if you're interested in playing around with it: https://github.com/sidewalklabs/router https://github.com/sidewalklabs/router I particularly liked the multimodal comparison feature. It lets you answer questions like "where does the bus help me get to faster than the subway?" (Answer: basically nowhere.)