




The Round Tower
Attraction
4.5 (21898 reviews)
17th-century tower with an observatory, planetarium, event hall & spiral ramp instead of stairs.
Købmagergade 52A, 1150 København, Denmark
+45 33 73 03 73
Did You Know?
209 meters
Spiral Ramp Length
Visitors climb a 209-meter-long spiral ramp to reach the viewing platform at the top of the Round Tower.
34.8 meters
Viewing Platform Height
The viewing platform at the top of the Round Tower offers stunning views of Copenhagen from 34.8 meters above street level.
Oldest
Astronomical Observatory
The Round Tower's observatory is the oldest functioning observatory in Denmark, dating back to its construction in the 17th century.
Christian IV
Royal Patron
King Christian IV of Denmark commissioned the construction of the Round Tower, a testament to his interest in innovative architecture and knowledge.