Segun, las MAS ALTAS de metal en circuito cerrado son:
(en parentesis se indica fechas en que fueron/son consideradas las + altas)
*Kingda Ka at Six Flags Great Adventure, Jackson Township, New Jersey, USA, 139m / 456 feet (May 2005 - Present)
**Top Thrill Dragster at Cedar Point, Sandusky, Ohio, USA, 128 m / 420 feet (May 2003 - May 2005)
*Steel Dragon 2000 at Nagashima SpaLand, Nagashima, Mie, Japan, 97 m / 318 feet (August 2000 - May 2003). Note: this coaster is not active as of 2003.
Millennium Force at Cedar Point, Sandusky, Ohio, USA, 94.5 m / 310 feet (May 2000 - August 2000)
*Thunder Dolphin at LaQua Korakuen Park, Tokyo, Japan, 80 m / 263 feet
*Fujiyama at Fuji-Q Highland, Fujiyoshida, Yamanashi, Japan, 79 m / 259 feet
*Superman The Escape at Six Flags Magic Mountain, Valencia, California tiene 415 pies de altura,pero no es un circuito continuo. Aunque la gente por seguridad solo es subida a 325pies.
Y las MAS RAPIDAS:
*Kingda Ka at Six Flags Great Adventure, Jackson Township, New Jersey, USA, 128 mph / 206 km/h (May 2005 - present)
*Top Thrill Dragster at Cedar Point, Sandusky, Ohio, USA, 120 mph / 193 km/h (May 2003 - May 2005)
*Dodonpa at Fuji-Q Highland, Fujiyoshida, Yamanashi, Japan, 106.9 mph / 172 km/h (December 2001 - May 2003)
*Superman The Escape at Six Flags Magic Mountain, Valencia, California, USA, 100 mph / 161 km/h (March 1997 - December 2001)
*Tower of Terror at Dreamworld, Coomera, Queensland, Australia, 100 mph / 161 km/h
-QUE TAL!!!!