We have tried multiple times to visit a few sites on our list of Places to Consider and found them impossible.
WEBLINK https://www.google.com/search?q={LAT},%20{LON} Double-click marker for Google map 45.4933010, -122.7368121 Fanno Creek Natural Area 45.4809513, -122.7125671 Kanan Overlook 45.5048355, -122.7696108 Wooded Ravine Park 45.4456606, -122.6900311 Arnold Creek Natural Area
See Aerial Map or Topo Map tiles. Leaflet Maps
http://trails.ward.asia.wiki.org/assets/pages/workflow-automation/places-considered-done.html