Since 2024

Antarctic Ice
Ultra™

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The Ultimate Polar Ultra™

Welcome to the Antarctic Ice Ultra™ - the ultimate endurance footrace on the frozen continent. The 2025 event offers various distances, including half marathon, marathon, 50k, 81k (50 miles), 100k, and up to 100 miles. This unique race is what you've been looking for to test your limits in the most extreme conditions on Earth.
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The 2025 Antarctic Ice Ultra™ is scheduled to take place at Schirmacher Oasis in Eastern Antarctica on November 8th 2025. Registration is now open and spots are allocated on a first-come first-serve basis.

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logistics

Travel & Flights

Before flying into Antarctica, the group will meet at Cape Town, South Africa.

Preparation

Training & Gear

For an ultra marathon in extreme conditions, a strategic layering system is essential. It balances warmth and insulation with lightweight, breathable materials, ensuring you stay comfortable and agile throughout the endurance challenge.

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Antarctic
Ice Ultra®

Ready to push your limits? Join the Antarctic Ice Ultra™ and experience the frozen continent.

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about the Organizer

Discover New Worlds Within & Beyond

The mission of Runbuk® is to help you explore the world through running. From deep inside Antarctica to the top of the world at the North Pole, or anywhere between, Runbuk can be found.

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