Wayne's Word Index Noteworthy Plants Trivia Lemnaceae Biology 101 Botany Search A hollow, overhead transmission line that carries electricity from Boulder Dam (syn. Hoover Dam) to Los Angeles. The high voltage cable is composed of ten segments to form a smooth copper tube 1.4 inches in diameter. Note the ingenious "tongue-and-groove" joints between the ten segments. Back To Animated Lightning Return To Ashes To Wildflowers Go To The WAYNE'S WORD Home Page Go To The NOTEWORTHY PLANTS Page Go To The Biology GEE WHIZ Trivia Page All text material & images on these pages copyright © W.P. Armstrong