vídeos y material grabado en eventos de stock de antena mike o'callaghan–pat tillman memorial bridge junto a la presa hoover, ee.uu. - hoover dam00:30
vídeos y material grabado en eventos de stock de aerial view hoover dam in nevada arizona usa - hoover dam00:22
vídeos y material grabado en eventos de stock de aerial point of view over lake mead and hoover dam / border of arizona + nevada - hoover dam00:38
vídeos y material grabado en eventos de stock de aérea sobre la presa hoover en ee.uu. - hoover dam00:35
vídeos y material grabado en eventos de stock de aerial views of the hoover dam on a sunny day - hoover dam00:16
vídeos y material grabado en eventos de stock de 1936 montage opening of hoover dam, voice of franklin roosevelt, colorado river, usa, audio - hoover dam00:17
vídeos y material grabado en eventos de stock de two overhead shots of wooden footings of foundation of dam on canyon floor / dump truck backed up to concrete mixing plant / large bucket carrying... - hoover dam01:03
vídeos y material grabado en eventos de stock de b/w 1936 high angle jets of water shooting from valves of hoover dam on colorado river / nevada / newsreel - hoover dam00:04
vídeos y material grabado en eventos de stock de nature conquered as mighty colorado is diverted from age-old course in boulder canyon" / boulder canyon at arizona, nevada border / vs looking down... - hoover dam01:40
vídeos y material grabado en eventos de stock de ws view of boulder dam in under construction - hoover dam00:38
vídeos y material grabado en eventos de stock de view of colorado river in canyon, hoover dam construction site upstream in near distance, portals of diversion tunnels in canyon wall in foreground /... - hoover dam01:27
vídeos y material grabado en eventos de stock de water churns through a dam opening / the president, at the podium, gives a speech to the press and awaiting crowd / people sit upon the concrete... - hoover dam00:45
vídeos y material grabado en eventos de stock de b/w 1936 water flowing from valves of hoover dam / nevada / newsreel - hoover dam00:12
vídeos y material grabado en eventos de stock de cables hang down on canyon wall above hoover dam construction site on colorado river, tilt down wall to workmen dangling on cables planting explosive... - hoover dam01:48
vídeos y material grabado en eventos de stock de view from above of colorado river in canyon, tilt down along canyon to group of cameramen on rim, pan along canyon to diversion tunnel portals in... - hoover dam00:55
vídeos y material grabado en eventos de stock de aérea presa hoover en el cañón negro del río colorado, ee.uu. - hoover dam00:14
vídeos y material grabado en eventos de stock de boulder dam was dedicated in 1935 by president roosevelt / arial view of boulder or hoover dam / people gathered at observation deck as president... - hoover dam00:43
vídeos y material grabado en eventos de stock de b/w 1936 wide shot water shootinng from hoover dam on colorado river / nevada / newsreel - hoover dam00:02
vídeos y material grabado en eventos de stock de "thousands rush construction on giant hoover dam - greatest reclamation project keeps army of workmen busy" / two wide overhead shots of bridge... - hoover dam00:48
vídeos y material grabado en eventos de stock de president roosevelt praises government spending and the completion of the boulder dam / wide shot of the dam / spectators view the colorado river... - hoover dam02:10
vídeos y material grabado en eventos de stock de "boulder dam a symbol - roosevelt" over black screen then superimposed over boulder dam / aerial of dam with lots of cars and people on it / sot... - hoover dam00:42
vídeos y material grabado en eventos de stock de "boulder dam rising from river bed! greatest project in history 18 months ahead of schedule" / an aerial view of boulder dam under construction with... - hoover dam01:18
vídeos y material grabado en eventos de stock de timelapse aerial shot of hoover dam with lens flare - hoover dam00:07
vídeos y material grabado en eventos de stock de b/w 1936 huge jets of water flowing from valves of hoover dam / nevada / newsreel - hoover dam00:03
vídeos y material grabado en eventos de stock de aerial hoover dam and traffic on road/ arizona and nevada - hoover dam00:27
vídeos y material grabado en eventos de stock de the hoover dam in the black canyon on the border between nevada and arizona / note: exact year not known - hoover dam00:09
vídeos y material grabado en eventos de stock de b/w 1936 men turning valves in room operating hoover dam / nevada / newsreel - hoover dam00:06
vídeos y material grabado en eventos de stock de in a view from the arizona side of the mike o'callaghan-pat tillman memorial bridge, lake mead rests behind the hoover dam on may 10, 2022 in the... - hoover dam00:18
vídeos y material grabado en eventos de stock de the mike o'callaghan-pat tillman memorial bridge is shown behind the two arizona intake towers and the two nevada intake towers on the upstream side... - hoover dam00:18
vídeos y material grabado en eventos de stock de orbital shot of the downstream face of the hoover dam - hoover dam00:26
vídeos y material grabado en eventos de stock de 1930s montage construction of hoover dam, colorado river, usa, audio - hoover dam00:21
vídeos y material grabado en eventos de stock de hoover dam on july 01, 1947 in boulder city, nevada - hoover dam01:00
vídeos y material grabado en eventos de stock de "million volts test lines for boulder dam!" electrical engineering professor royal sorensen stands between two lightning generator towers in high... - hoover dam00:57
vídeos y material grabado en eventos de stock de two shots of train rolling through desert landscape / train entering tunnel / two shots of train emerging from tunnel and rolling along trestle... - hoover dam00:31
vídeos y material grabado en eventos de stock de 1940 ws hoover dam / nevada arizona border, united states - hoover dam00:13
vídeos y material grabado en eventos de stock de the overspill, standing high and dry at the hoover dam on lake mead, nevada, usa, following a four year long drought. - hoover dam00:15
vídeos y material grabado en eventos de stock de aerial shot hoover dam/ nevada and arizona - hoover dam00:35
vídeos y material grabado en eventos de stock de b/w 1936 huge jets of water flowing from valves of hoover dam / nevada / newsreel - hoover dam00:02
vídeos y material grabado en eventos de stock de b/w 1936 aerial hoover dam on colorado river / nevada / newsreel - hoover dam00:07
vídeos y material grabado en eventos de stock de president franklin roosevelt dedicates the newly completed boulder dam, now the hoover dam; 1935. - hoover dam00:42
vídeos y material grabado en eventos de stock de amanecer en la presa de hoover - lapso de tiempo - hoover dam00:24
vídeos y material grabado en eventos de stock de view of the art nouveau statue monuments at the hoover dam, nevada/arizona border, united states of america, north america - hoover dam00:31
vídeos y material grabado en eventos de stock de aerial view looking down at hoover dam and mike o'callaghan–pat tillman memorial bridge - hoover dam00:35
vídeos y material grabado en eventos de stock de angled long row of power plant turbine generators w/ male worker climbing to top of stairs, working upper level. top of dam w/ cars parked in side... - hoover dam00:21
vídeos y material grabado en eventos de stock de aerial view of the hoover dam on a sunny day - hoover dam00:10
vídeos y material grabado en eventos de stock de montage of views of boulder dam / a hand pulls a level / the needle of a dial wiggles / water discharges over the top of the dam's spillway / montage... - hoover dam00:42
vídeos y material grabado en eventos de stock de wide shot time lapse clouds in blue sky over hoover dam and lake mead on border of nevada + arizona - hoover dam00:40
vídeos y material grabado en eventos de stock de high angle hoover dam under construction / nevada / newsreel - hoover dam00:01
vídeos y material grabado en eventos de stock de ms aerial zi shot of dam and bypass with cars driving over near intake towers / nevada, united states - hoover dam00:25
vídeos y material grabado en eventos de stock de ws aerial view of hoover dam bypass bridge / arizona, united states - hoover dam00:26
vídeos y material grabado en eventos de stock de boat curves around cape horn en route to the narrows upstream of the hoover dam in front of mineral-stained rocks in on july 28, 2022 in the lake... - hoover dam00:29
vídeos y material grabado en eventos de stock de aérea presa hoover bajo el sol de la tarde - hoover dam00:15
vídeos y material grabado en eventos de stock de aérea presa hoover y lago mead al fondo - hoover dam00:10
vídeos y material grabado en eventos de stock de two shots of train rolling through desert landscape / train entering tunnel / two shots of train emerging from tunnel and rolling along trestle... - hoover dam00:31
vídeos y material grabado en eventos de stock de generators operate inside hoover dam. - hoover dam00:24
vídeos y material grabado en eventos de stock de a workman wearing a hardhat walks past generators. - hoover dam00:39
vídeos y material grabado en eventos de stock de turbines spin in the interior of the hoover dam. - hoover dam00:17
vídeos y material grabado en eventos de stock de turbines spin in the interior of the hoover dam. - hoover dam00:27
vídeos y material grabado en eventos de stock de ws pov aerial view of barren rugged rock mountains to hoover dam with lake mead in background / nevada, arizona, usa - hoover dam00:12
vídeos y material grabado en eventos de stock de push-in shot of the hoover dam and the mike o'callaghan–pat tillman memorial bridge appearing from behind a mountaintop - hoover dam00:24
vídeos y material grabado en eventos de stock de aerial view hoover dam overflow channel nevada arizona - hoover dam00:27
vídeos y material grabado en eventos de stock de aerial view hoover dam producing hydroelectricity nevada arizona - hoover dam00:22
vídeos y material grabado en eventos de stock de construction on the mike o'callaghan-pat tillman memorial bridge stretches across black canyon. - hoover dam00:33
vídeos y material grabado en eventos de stock de turbines spin inside hydroelectric generators at the hoover dam in boulder city, nevada, u s, a turbine spins inside hydroelectric generators at the... - hoover dam01:08
vídeos y material grabado en eventos de stock de aircraft point of view moving down hoover dam under construction / nevada - hoover dam00:03
vídeos y material grabado en eventos de stock de aircraft point of view piping on crane moving above hoover dam under construction / nevada - hoover dam00:03
vídeos y material grabado en eventos de stock de the boulder dam power plant generates electricity as the dam opens. - hoover dam00:22
vídeos y material grabado en eventos de stock de patriótica estadounidense american power, generadores de electricidad - hoover dam00:07
vídeos y material grabado en eventos de stock de a line of generators is seen inside the hoover dam. - hoover dam00:27
vídeos y material grabado en eventos de stock de generators operate inside hoover dam. - hoover dam00:32
vídeos y material grabado en eventos de stock de generators operate inside hoover dam. - hoover dam00:18