Three Pyramids
Summit in Linn County, Oregon · on the USGS Echo Mountain quadrangle
44.49628, -122.07782
Maps that show Three Pyramids
Get them in the map app
Echo Mountain, OR — USGS 7.5-minute topo (2024)
USGS Topo Maps (public domain) · Oregon
Public domain
Echo Mountain, OR — USGS historical 15-minute topo (1955)
USGS Historical Topo Maps (public domain) · Oregon
Public domain
Sweet Home Ranger District Motor Vehicle Use Map (MVUM) — Willamette National Forest (2025)
Forest Service Maps (public domain) · Willamette National Forest
Public domain
Detroit Ranger District Motor Vehicle Use Map (MVUM) — Willamette National Forest (2025)
Forest Service Maps (public domain) · Willamette National Forest
Public domain
IFR Enroute Low Altitude Chart L-01 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
IFR Enroute Low Altitude Chart L-11 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
IFR Enroute Low Altitude Chart L-13 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
IFR Enroute High Altitude Chart H-03 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
IFR Enroute High Altitude Chart H-01 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
IFR Enroute Low Altitude Chart L-01 (Alaska) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).