video1.0<iframe src="https://www.loom.com/embed/fc8f1e2cb3814265a71d8786567e747d" frameborder="0" width="1920" height="1440" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>14401920Loomhttps://www.loom.com14401920https://cdn.loom.com/sessions/thumbnails/fc8f1e2cb3814265a71d8786567e747d-4740bd984ec57fb3.gif278.057This is a simple "how to" video. Try the Johnson 3D Viewer -- https://maps.natickma.org/portal/apps/instant/3dviewer/index.html?appid=b88a5a6bf6524d3996c03383bf1591f6