It's also cabled (guy-wired, I guess) to the ground. A mast like that was once the tallest human structure https://en.wikipedia.org/wiki/Warsaw_radio_mast http

It's also cabled (guy-wired, I guess) to the ground. A mast like that was once the tallest human structure https://en.wikipedia.org/wiki/Warsaw_radio_mast https://en.wikipedia.org/wiki/Warsaw_radio_mast