It was used to be an observation tower. The Appalachian Trail crosses Clingmans Dome, passing immediately north of the observation tower. The villagers attack the manor, forcing the two to flee into the observation tower. The race meant the end of the landmark Bulova/Shell Oil observation tower. The first option involves developing the Castle into a three-season pavilion and observation tower. It was once a bascule bridge, now permanently put upright and used as observation tower. The maintained trails feature informational signage, as well as viewing bridges and an observation tower. Commemorative statues, shops, restaurants, and a 1959 glass and metal observation tower were added later. Dongbuk Gongsimdon, meaning the north-east observation tower, is situated beside Changnyongmun. Also an observation tower is located on the hill. The stone observation tower on the summit was torn down in late 2006. The Sky Tower is a telecommunications and observation tower in Auckland, New Zealand. From the observation tower on the boardwalk, Cardona Island Light can be seen. A sculpture and observation tower in the Queen Elizabeth Olympic Park. The observation tower accommodates for birdwatching and providing information about birdlife.