| Status | Defunct |
| Headquarters |  |
Waagner-Biro was an amusement ride manufacturer from Graz, Austria. The company had a partnership with Swiss company Intamin and designed several of their earlier rides, including the Giant Double Wheel (otherwise known as Double Swiveling Wheel) and Triple Giant Wheel (otherwise known as Tree Triple Wheel),[1][2] as well as several observation towers.
Amusement Rides
| Name | Park | Model | Country | Opened | Closed |
|---|---|---|---|---|---|
| Double Wheel | Kuwait Entertainment City | Giant Double Wheel |  |
1984 | 1990 |
| Giant Wheel | Hersheypark | Giant Double Wheel |  |
1973 | 2004 |
| Hydra | Lotte World | Triple Giant Wheel |  |
July 1989 | 1997 |
| Scorpion | Parque de la Ciudad | Giant Double Wheel |  |
September 21, 1982 | 2003 |
| Sky Whirl | Six Flags Great America | Triple Giant Wheel | |
May 29, 1976 | 2000 |
| Tree Triple Wheel | Seibuen Yuenchi | Triple Giant Wheel | |
1985 | 2004 |
| Triple Wheel | California's Great America | Triple Giant Wheel | |
1976 | 1997 |
| Zodiac | Wonderland Sydney Kings Island |
Giant Double Wheel |  |
1989 1975 |
April 26, 2004 1986 |
