Assuming you mean the game Transformers, you go to Hoover Dam after you finish the Driven to Distraction mission on your second trip to Tranquility. (Driven to Distraction is where you fight all the military vehicles as Bumblebee)
If you don't mean the game, then you probably need to reword your question.
Inside the Hoover Dam
in hoover dam find a hill
i think its in the hoover dam where the three jets are. correct Dlmick
go to military hangar at hoover dam theres a ton of them there
some were in hoover dam right next to nw strip
There are six of them on the Colorado river. Glenn Canyon dam, Hoover dam, Davis dam, Parker dam, Palo Verde diversion dam and Imperial dam.
A nickname for the Hoover Dam is Boulder Dam.
Hoover
hoover dam =D
In the hoover dam.
Hoover Dam was originally called Boulder Dam.
Hoover dam opened in 1920