One of the 50 best overseas ultras

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Trail Running Magazine, 2016


100km - 3 days - supported

Carpathian Mountains


3 - 5 September 2021

UTMB 2019

Embark on an adventure 

Ultrabug is a 100km 3-day, fully supported ultra marathon through the winding mountain footpaths, mineral water streams and remote culture rich villages in the Carpathian Mountains, Romania. 

It is suitable for all fitness levels and is a great first time ultra.

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Need iTRA points?

Ultrabug ultra marathon

will give you 3 iTRA points

Find your way around the site

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Get all the info you need about Ultrabug


Runner or supporter? 

Full board or race only?

UTMB 2019

See race results, galleries and race reviews

Who do we support?

Want to join the Ultrabug team?


Read it all in Romanian

Meet our sponsors 

How to become a sponsor?




We would love to hear from you...

Tel UK: +44 7733 20 40 70

Tel RO: +40 727 941 427 | +40 724 337 320

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