Monticello Dam is a dam in Napa County, California, United States constructed between 1953 and 1957. It is a medium concrete-arch dam with a structural height of 304 ft (93 m) and a crest length of 1,023 ft (312 m). A glory hole is used when a dam is at full capacity and water needs to be drained from the resevoir. % B) b9 ?, j a: b7 X/ V7 Y m 7 B/ V U# R* h# }4 p这是Monticello 水坝用来排水的大洞,很神奇! ( i! p) ~1 D3 y( q' [# R+ m% S- J B3 o) ~* k& e
6 {% K2 H" C2 E8 }0 o& S