Which unequal tower twins do you know?
Here are some examples
Schwerin-Zippendorf, Schwerin, Germany, 136 metre TV tower (
http://www.skyscraperpage.com/diagrams/?b1708 ) and 273 metre tall guyed mast (
http://www.skyscraperpage.com/diagrams/?b46001 )
Brudaremossen Transmitter, Brudaremossen near Gothemburg, Sweden, 173 metre partial guyed tower (
http://skyscraperpage.com/diagrams/?b58784 ) and 331 metre tall guyed mast (
http://skyscraperpage.com/diagrams/?b38289 )
Marnach transmitter ( night antenna), Marnach, Luxemburg, 65 metre lattice tower (
http://www.skyscraperpage.com/diagrams/?b46125 ) and 60 metre tall guyed mast radiator (
http://www.skyscraperpage.com/diagrams/?b46046 )
Jemiolow transmitter, Jemiolow, Poland, 314 metre guyed mast (
http://www.skyscraperpage.com/diagrams/?b46295 ) close to concrete tower
Balashikha transmitter, Balashikha, Russia, 460 metre guyed mast (
http://skyscraperpage.com/diagrams/?b41791 ) close to lattice tower
Directional Radio Facility Berlin-Frohnau, Berlin, Germany, 358.5 metre tall guyed mast (
http://www.skyscraperpage.com/diagrams/?b8946 ) close to 117 metre tall lattice tower (
http://www.skyscraperpage.com/diagrams/?b59124 )
Brocken transmitter, Brocken mountain, Germany, highrise like tower (
http://www.skyscraperpage.com/diagrams/?b41976 ) close to 123 metre tall steel tube tower (
http://www.skyscraperpage.com/diagrams/?b2085 )
Grosser Inselsberg, Inselsberg mountain, Germany, highrise like tower (
http://www.skyscraperpage.com/diagrams/?b46970 ) close to 126 metre tall steel tube tower (
http://www.skyscraperpage.com/diagrams/?b46971 )
Baku, Azerbaijan, 310 metre tall concrete tower (
http://www.skyscraperpage.com/diagrams/?b2284 ) close to lattice tower
Post pictures of further unequal tower twins