‍World Marathon Challenge®

‍7 Marathons 7 Continents 7 Days®

7 Marathons 7 Continents 7 Consecutive Days®

777™

Organized by Runbuk, this is a logistical and physical challenge to run seven marathons on seven continents within 168 hours. The clock starts when the first marathon begins in Antarctica, followed by marathons in Africa, Australia, Asia, Europe, South America and North America.

You can email us at info@runbuk.com or send a message via the contact form.

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Runbuk, Inc.

433 Airport Blvd Suite 415

Burlingame CA 94010 USA

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Established 2015

The Authentic 777^™

Your potential has no limits

Registration is open for the 10th Edition, Antarctica to Miami, Jan 30 – Feb 5, 2027. Fields are small and selective. Secure your place on the start line.

Next Event:

Jan. 30 to Feb. 5, 2027

Run the World in 7 Days with Runbuk!
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World Marathon Challenge®

The World Marathon Challenge® is a logistical and physical challenge to run seven marathons on seven continents in seven days. Competitors must run the standard 42.2 km marathon distance in Antarctica, Africa, Australia, Asia, Europe, South America and North America within 168 hours, or 7 days. The clock starts when the first marathon begins in Antarctica.

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The Organizers

World Marathon Challenge®