The meeting point on the opposite side of the road from the entrance of the Frida Kahlo Museum. Here's a pre-filled Google Maps link to our meeting point. If you input your starting location, it can provide information for the route: https://maps.app.goo.gl/tHtXA6cy5TyR4aAJA
The tour concludes in the Fuente de los Coyotes in the centre of Coyoacán. The tour duration is approximately 3.5 to 4 hours depending on the pace of the group. Your guide can help you to find transport back to your accommodation if you wish.