777^™

World Marathon Challenge^®

Next Event: 10th Edition · Jan. 30 – Feb. 5, 2027

7 Marathons

Competitors must run seven 42.2 km (standard distance) marathons.

7 Days

Competitors must complete all marathons within 7 days or 168 hours.

7 Continents

Antarctica, Africa, Australia, Asia, Europe, South and North America.

Your potential has no limits.

7 Marathons 7 Continents 7 Consecutive Days^®

Thank you!
We'll keep you posted!

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What is the 777 World Marathon Challenge?

The World Marathon Challenge^® is an annual endurance event in which athletes run seven official marathons on seven continents in seven consecutive days. Competitors complete 26.2 miles / 42.2 km in Antarctica, Africa, Australia, Asia, Europe, South America, and North America within a 168-hour window.

The 2027 event, scheduled for Jan. 30 to Feb. 5, will mark the 10th edition of the 777 Challenge.

Discover the event

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locations

Ultima

Antarctica

Cape Town

Africa

Perth

Australia

Dubai

Asia

Madrid

Europe

FORTALEZA

South america

miami

North america

Inspiration

Fastest Avg. (Men):
Michael Wardian, 2h 45m 57s

Fastest Avg. (Women):
Estefania Ripoll, 3h 18m 30s

Shortest Duration (Women):
Tomomi Bitoh, 5d 19h 7m

First Blind Athlete:
Sinead Kane

Oldest Female: Domitilia dos Santos, 70 years old

Oldest Male:
Dan Little, 80 years old

First Men's Handcycle:
Darren Edwards

Fastest 50km (Women):
Julianne Fox, ave. 5:05:59

Fastest in Traditional Nepali Outfit: Bal Joshi

Fastest Couple: Monica Righelli & Serge Enckels

Fastest 50km (Men):
Michael Wardian, ave. 3:48:37

@worldmarathonchallenge777

Cheers to All Finishers Since 2015!

The Intercontinental Marathon Club®

As of February 6, 2026, the Club includes 292 members - 207 men and 85 women - who have completed 7 Marathon 7 Continents 7 Days®.

View the Wall of Legends

777^™ Legacy

2027 10th edition
Registration open

An Unforgettable Journey

We capture the transformative stories of participants in the 777 World Marathon Challenge, not only as personal mementos, but more importantly to show that no human is limited.

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who we are

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.

about Runbuk