With 5,500 metres of ascent, the INFERNO Triathlon is one of the toughest in the world and is already counted among the classics. The incomparable nature experience in the unique mountain world of the Bernese Oberland and the family atmosphere make the INFERNO one of the most impressive competitions. Sport in front of the most beautiful backdrop in the world: Eiger, Mönch and Jungfrau!

With 5,500 metres of ascent, the INFERNO Triathlon is one of the toughest in the world and is already counted among the classics. The incomparable nature experience in the unique mountain world of the Bernese Oberland and the family atmosphere make the INFERNO one of the most impressive competitions. Sport in front of the most beautiful backdrop in the world: Eiger, Mönch and Jungfrau!

With 5,500 metres of ascent, the INFERNO Triathlon is one of the toughest in the world and is already counted among the classics. The incomparable nature experience in the unique mountain world of the Bernese Oberland and the family atmosphere make the INFERNO one of the most impressive competitions. Sport in front of the most beautiful backdrop in the world: Eiger, Mönch and Jungfrau!

With 5,500 metres of ascent, the INFERNO Triathlon is one of the toughest in the world and is already counted among the classics. The incomparable nature experience in the unique mountain world of the Bernese Oberland and the family atmosphere make the INFERNO one of the most impressive competitions. Sport in front of the most beautiful backdrop in the world: Eiger, Mönch and Jungfrau!