Oregon Topo Maps Online. You precisely center your map anywhere in the US, choose your print scale for zoomed-in treetop views, or panoramic views of entire cities. There is a printable worksheet available for download here so you can take the quiz with pen and paper.
USGS Topographic Map Series in the Map & Aerial Photography Library. Show evacuation zones Hide evacuation zones. More information about these maps is available on the Topographic Maps Home Page.
The caldera lake is situated in Crater Lake National Park in the Cascade Topographic Map of Oregon showing the location of the Cascades, the Columbian Plateau, the Harney Basin, the Alvord Desert, Steens Mountain, Crater.
Geological Survey and are in the public domain.
For another nice view of the state, see our Oregon Satellite image. It shows elevation trends across the state. These free downloadable maps overlay Forest Service assets on US Geological Service topo maps by quadrangle.