![Roller skates on a roller coaster: Dirk Auer rides the Mammoth wooden roller coaster on in-line skates Roller skates on a roller coaster: Dirk Auer rides the Mammoth wooden roller coaster on in-line skates](https://www.telegraph.co.uk/multimedia/archive/01447/speed_1447159i.jpg)
Roller skates on a roller coaster: Dirk Auer rides the Mammoth wooden roller coaster on in-line skates
![What a scream! Adrenaline junkie skates down 860 metre roller coaster... in just 60 seconds | Daily Mail Online What a scream! Adrenaline junkie skates down 860 metre roller coaster... in just 60 seconds | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2009/07/21/article-1201105-05C97713000005DC-102_634x751.jpg)
What a scream! Adrenaline junkie skates down 860 metre roller coaster... in just 60 seconds | Daily Mail Online
![Dirk Auer with skates on a rollercoaster, Achterbahn - Images | Kappes Adventure Press, adventure photography, Dirk Auer with skates on a rollercoaster, Achterbahn - Images | Kappes Adventure Press, adventure photography,](https://m.psecn.photoshelter.com/img-get/I0000a0pXbIxIMp0/t/200/I0000a0pXbIxIMp0.jpg)
Dirk Auer with skates on a rollercoaster, Achterbahn - Images | Kappes Adventure Press, adventure photography,
![A new speed record on inline skates Dirk Auer, world record holder in high-speed inline skating, at the opening of a new roller coaster in the amusement park Tripsdrill in Cleebronn on A new speed record on inline skates Dirk Auer, world record holder in high-speed inline skating, at the opening of a new roller coaster in the amusement park Tripsdrill in Cleebronn on](https://c8.alamy.com/zooms/6/617b8e881e4c4e33bc31606ce854f159/mhrn7r.jpg)
A new speed record on inline skates Dirk Auer, world record holder in high-speed inline skating, at the opening of a new roller coaster in the amusement park Tripsdrill in Cleebronn on
Historic Coaster Foundation - The Mammut at Erlebnispark Tripsdrill on May 11th, 2008. The year it opened. Designed by Werner Stengel and built by Ingenieur-Holzbau Cordes and opened on April 28th, 2008,
![Roller skates on a roller coaster: Dirk Auer rides the Mammoth wooden roller coaster on in-line skates Roller skates on a roller coaster: Dirk Auer rides the Mammoth wooden roller coaster on in-line skates](https://www.telegraph.co.uk/multimedia/archive/01447/skates-on-tracks_1447153i.jpg)
Roller skates on a roller coaster: Dirk Auer rides the Mammoth wooden roller coaster on in-line skates
![Dirk Auer with skates on a rollercoaster, Achterbahn - Images | Kappes Adventure Press, adventure photography, Dirk Auer with skates on a rollercoaster, Achterbahn - Images | Kappes Adventure Press, adventure photography,](https://m.psecn.photoshelter.com/img-get/I0000rWGFLgvEXMA/t/200/I0000rWGFLgvEXMA.jpg)
Dirk Auer with skates on a rollercoaster, Achterbahn - Images | Kappes Adventure Press, adventure photography,
![Japan's Do-Dodonpa Roller Coaster Hits 111.9MPH in 1.6-Seconds, Temporarily Shuts Down Due to Injuries - TechEBlog Japan's Do-Dodonpa Roller Coaster Hits 111.9MPH in 1.6-Seconds, Temporarily Shuts Down Due to Injuries - TechEBlog](https://media.techeblog.com/images/japan-do-dodonpa-fastest-accelerating-roller-coaster.jpg)
Japan's Do-Dodonpa Roller Coaster Hits 111.9MPH in 1.6-Seconds, Temporarily Shuts Down Due to Injuries - TechEBlog
![What a scream! Adrenaline junkie skates down 860 metre roller coaster... in just 60 seconds | Daily Mail Online What a scream! Adrenaline junkie skates down 860 metre roller coaster... in just 60 seconds | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2009/07/21/article-1201105-05C97717000005DC-313_634x707.jpg)
What a scream! Adrenaline junkie skates down 860 metre roller coaster... in just 60 seconds | Daily Mail Online
![Roller skates on a roller coaster: Dirk Auer rides the Mammoth wooden roller coaster on in-line skates Roller skates on a roller coaster: Dirk Auer rides the Mammoth wooden roller coaster on in-line skates](https://www.telegraph.co.uk/multimedia/archive/01447/top-of-hill_1447163i.jpg)