Towers completed in 1971

tower in Tehran, Iranian national heritage site

communications tower in Seoul, South Korea

Näsinneula (; ) is an observation tower in Tampere, Finland, overseeing Lake Näsijärvi. It was built in 1970–1971 and was designed by Pekka Ilveskoski. It is the tallest free-standing structure in Finland and at present the tallest observation tower in the Nordic countries at a height of . The tower opened in 1971 and is located in the Särkänniemi amusement park. There is a revolving restaurant in the tower above the ground; one revolution takes 45 minutes. The design of Näsinneula was inspired by the Space Needle in Seattle. The idea of a revolving restaurant was taken from the Puijo Tower, w

architectural structure

tower in Zhengzhou, Henan, China

chimney in the 15th arrondissement of Paris

coal-fired power station in West Virginia