![Troll A, Norway. The Troll A platform is a condeep offshore natural gas platform in the Troll gas field off the west coast of Norway. It is the tallest and heaviest structure Troll A, Norway. The Troll A platform is a condeep offshore natural gas platform in the Troll gas field off the west coast of Norway. It is the tallest and heaviest structure](https://preview.redd.it/8ggall830i351.jpg?width=640&crop=smart&auto=webp&s=fce8edd2dc9f46840263bfa84505c2e605d04016)
Troll A, Norway. The Troll A platform is a condeep offshore natural gas platform in the Troll gas field off the west coast of Norway. It is the tallest and heaviest structure
![TIL in 2006, Katie Melua gave a concert 303 meters below sea level in one of the legs of the 'Troll A' oil-rig, earning her a spot in the Guinness book of TIL in 2006, Katie Melua gave a concert 303 meters below sea level in one of the legs of the 'Troll A' oil-rig, earning her a spot in the Guinness book of](https://i.ytimg.com/vi/_YtCHHpZNxo/mqdefault.jpg)
TIL in 2006, Katie Melua gave a concert 303 meters below sea level in one of the legs of the 'Troll A' oil-rig, earning her a spot in the Guinness book of
![The Troll A, the largest structure ever moved by man, sits 200 km off the coast of Norway. What you see here is only half of the height of this monster. This The Troll A, the largest structure ever moved by man, sits 200 km off the coast of Norway. What you see here is only half of the height of this monster. This](https://preview.redd.it/iyxgupwdg6471.jpg?auto=webp&s=17fb9aa673ed8e52b265971b69377a60895fbb7f)