Beech the beech tree has such delicate bark, carvings, such as lovers' initials and other forms of graffiti, remain because the tree is unable to heal itself. Beech bark disease is a fungal infection that attacks the American beech through damage caused by scale insects. Infection can lead to the death of the tree. Beech was a late entrant to Great Britain after the last glaciation, and may have been restricted to basic soils in the south of England. Some suggest that it was introduced by Neolithic tribes who planted the trees for their edible nuts. The beech is classified as
Warsaw radio mast slowly deteriorating. Eldorado do Sul RBS Radio Mast, a mast radiator in Eldorado do Sul, Brazil, is a nearly perfect replica of Warsaw Radio Mast with 35.5% of its height. Warsaw radio mast The Warsaw Radio Mast was the world's tallest structure from 1974 until its collapse on 8 August 1991. It was the second tallest structure ever built, being surpassed as tallest by the Burj Khalifa, completed in 2010. The mast, which was designed by Jan Polak, was tall. Its construction, started in July 1970, was completed on 18 May 1974, and its transmitter entered regular service on 22