IATF 2023 – K35 Discovery Race

The IATF 2023 K35 Discovery Race is one of the classics of the Innsbruck Alpine Trail Race. This 35km run takes you through a diverse range of terrain, starting from the charming mountain town of Grinzens, descending to the Inn River, and climbing up to the majestic Nordkette. With a proper elevation gain and loss, you’ll experience a mix of forest trails, speed hiking sections, and high alpine rocky terrain. The race combines challenging long uphills, fast sections, and a thrilling descent, all finishing in the vibrant heart of Innsbruck—Austria’s best mountain city.

The route

Take care of

Energy management. This is one of the longer runs. Make sure you bring enough fuel and don´t waste your energy already in the beginning. It is tempting especially because it´s beginning is a lot of fun. Gentle up and downs. Overall downhill to the valley of the Inn river. Also make sure to schedule water recharge properly. We suggest the following points to fill up your bottles: Kranebitten, Rauschbrunnen, Achselbodenhütte, Höttinger Alm, Hungerburg.

Hint for a good rest point: in the shade of stunning trees shortly after passing Aspachhütte prior heading out to the level passage towards Achselbodenhütte.

As you are running on the south side of a mountain. Make sure to bring enough sunscreen and cover your head.

Scenic points

The passage from Aspachhütte towards Höttinger Alm is a gentle up and down, more or less even path giving you great views of the Inn valley. Surrounded by mountain pines.

Having reached Seegrube you should take a moment to celebrate your achievement. Standing on the top of Innsbruck – one of the alps most incredible sports town.

Don’t forget to let us know in the comments if you run this route! We love to hear from you!

Dreaming of Mountain Trails, but Unsure Where to Start?

Whether you’re new to trail running, ready for your first mountain adventure, or looking for expert guidance to take the next step, our guided trips are here to help. Let us handle the details so you can focus on stunning landscapes, building confidence, and enjoying every moment.

Below are our upcoming trail running trips—your next adventure awaits!

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