Pikk Hermann or Tall Hermann is a tower of the Toompea Castle, on Toompea hill in Tallinn, the capital of Estonia. The first part was built 1360–70. It was rebuilt in the 16th century. A staircase with 215 steps leads to the top of the tower. The tower consists of ten internal floors and a viewing platform at the top.
Pikk Hermann tower is situated next to the Estonian Parliament building and the flag on the top of the tower at 95 metres above sea level is one of the symbols of the government in force.
Wikipedia https://en.wikipedia.org/wiki/Pikk_Hermann
Coordinates 59°26'6.553" N 24°44'12.926" E