According to a Las Vegas Sun article, Lake Mead and the surrounding park was originally Boulder Dam National Recreation Area, but became Lake Mead National Recreation Area on Aug. 11, 1947.

This recreation area provides scenic vistas of Lake Mead and Lake Mohave with more than 700 miles ... crucial funding – up to $6.65 billion over five years – to fix our national parks’ crumbling roads ...

LAS VEGAS, Nev. (FOX5) - Millions of dollars has been awarded to Lake Mead National Recreation Area to fix damage, hundreds of miles of illegal roads and trails. The National Park Service site is ...