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Registrations for the second edition of Big Bear’s Ultra from December 18, 2023, 6pm –>> on the portal.

1) Go to portal

2) Click on Sign-in (Prihlásenie) button

3) For your convenience you can simply sign-in with your Google or Facebook account

4) Once you are signed-in you can use these direct links to register for the event of your choice:

5) Select the language, fill up the required information and register

If you encounter any difficulties during the registration process please email us at bbu @ and we will help you to sort it out.

Early bird waveended
1st wave Jan 8, 2024 – May 30, 2024
2nd wave May 31, 2024 – Jul 15, 2024
3rd wave Jul 16, 2024 – Sep 10, 2024

Terms of processing personal data provided during registration are published here (link):

Race rules are published here (link):