Map of the Klamath Basin. Klamath dams scheduled for removal in 2021: 1, Iron Gate; 2, Copco 1; 3, Copco 2; and 4, J. C. Boyle. Archaeological site locations of ancient samples: a, Williamson River Bridge; b, Bezuksewas Village; c, Kawumkan Springs Midden; and d, Beatty Curve. R., River.