Hoover Dam spillway. This tunnel is fifty feet wide. | Flickr
Service Tunnels within the Hoover Dam Stock Photo - Alamy
Photos: Construction of Hoover Dam on the Colorado River in the 1930s
Building the Hoover Dam Diversion Tunnels
Prowling the bowels of #HooverDam — The Mountain Town News – Coyote Gulch
Diversion and spillway tunnels at Hoover Dam — Calisphere
Hoover Dam | Bureau of Reclamation
Photos: Construction of Hoover Dam on the Colorado River in the 1930s
Hoover Dam Photos
The Men Who Built the Dam | American Experience | Official Site | PBS
File:Looking upstream into Black Canyon toward Hoover Dam site showing outlet portals of four diversion tunnels and... - NARA - 293789.jpg - Wikimedia Commons
Special dam access: Tour restricted and off-limits areas of the Hoover Dam - CNET
File:Inside one of Hoover Dam's bypass tunnels.jpg - Wikipedia
Historic Railroad Tunnel Trail | Lake Mead Trails
The massive spillway tunnels that reroute high water at the Hoover Dam (50 feet in diameter, 600 feet long) : r/interestingasfuck
Powerplant tour, Hoover Dam | Inside the spillway tunnel, on… | Flickr
Hoover Dam Construction Process | Design Facts and Technical Details
Hoover Dam opens spillways in July 1983 — PHOTOS | Local Las Vegas | Local
Hoover Dam | Bureau of Reclamation
La diga di Hoover Tunnel di overflow Foto stock - Alamy
The Hoover Dam - They were the techies of their day – the people who invented the vehicles that hoisted workers and the workers who used them and made them better. Their
Hoover Dam, Arizona tunnel spillway-major damage (1942). | Download Scientific Diagram
Hoover Dam, Nevada Spoils Tunnel, Near the Lower Portal Tunnel Access Road, Boulder City, Clark County, NV - Photos from Survey HAER NV-27-X | Library of Congress
Plan showing the network of tunnels and penstocks feeding into the... | Download Scientific Diagram
Hoover Dam spillway tunnel, 50 feet wide & 600 feet deep. You can hear rushing water down in the darkness. The walkway above gives a sense of scale. : r/oddlyterrifying
Lake Mead Intake Tunnel No. 3 - tunnel
