Where is the company, which built the roller coaster Comet, based?
Philadelphia Toboggan Coasters Philadelphia Toboggan Coasters, commonly referred to as PTC, is one of the oldest existing roller coaster manufacturing companies in the world. Based in Hatfield, Pennsylvania, it was established in 1904 by Henry Auchey and Chester Albright under the name Philadelphia Toboggan Company. The company manufactured carousels, wooden roller coasters, toboggans (roller coaster cars) and later, roller coaster trains.
Thunderbird (PowerPark) Thunderbird is the name of the northernmost wooden roller coaster in the world, located at PowerPark in Alahärmä, Western Finland. The two Millennium Flyer trains operating it were manufactured by Great Coasters International (GCI). Its layout is identical to American Thunder at Six Flags St. Louis