
1) Observation tower in Hesse
Found on
https://www.crosswordclues.com/clue/europaturm

The Europaturm (`Tower of Europe`) is a 337.5 metre (1,107.3 ft) high telecommunications tower in Frankfurt, Germany. ==History== Designed by architect Erwin Heinle, the tower`s construction began in 1974. At its completion five years later, it became the tallest free-standing structure in the Federal Republic of Germany at 331 metres (1,086 ft......
Found on
http://en.wikipedia.org/wiki/Europaturm
No exact match found.