Create a custom GPX file and generate a 3D map from it using Google Maps and the 3D Mapper plugin

Create a custom GPX file and generate a 3D map from it using 3D-Mapper.com and Google Maps

How To Use GPX Files In Google Maps - Full Guide

GPX Viewer

Create and Edit GPX Files | Make Routes To Use With GPS Devices

How to GPX! Creating gpx routes and installing on iPhone. GPX studio. OsmAnd Maps app.

Tutorial – How to import and navigate with GPX files