#WorldsTallestStructures
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#OTD #TDIH #August8, 1991 #WarsawRadioMast collapses.
#WorldsTallestStructures #JanPolak #RadioMasts #RadioTowers #MastRadiators #DipoleAntenna #HalfWaveRadiators #Longwave #Radio #RadioTransmitters #RadioSky
en.wikipedia.org/wiki/Warsaw_...
August 8, 2026 at 2:14 AM