=Introduction= Radio masts and towers are typically tall structures designed to support antennas for telecommunications and broadcasting, including television. There are two main types: guyed and self-supporting structures. They are among the tallest human-made structures. Masts are often named after the broadcasting organizations that originally built them or currently use them.
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=References= * [https://en.wikipedia.org/wiki/Radio_masts_and_towers Wikipedia: Radio masts and towers]