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UltraSwim33.3
HOW TO BOOK
ALL EVENTS
#12CROATIA
#13 Too Superstitious!
#14SWITZERLAND
#15GREECE
#16MONTENEGRO
Archived Results/Story
About Us
Contact Us
News
Coaches & Clubs
Our Impact
Captain Webb
DISCOVER
ULTIMATE
More than just a race
Training and coaching
Our ambassadors
Family & Friends
Galleries
Reviews
Our packages explained
33.3/2 BUILD option
Pre-event Swim Camps
QUESTIONS
Why 33.3km?
Is UltraSwim 33.3 for me?
Am I ready?
Event format
The entry process
Answering your questions
FAQs
COOL STUFF
Precision Fuel & Hydration
THEMAGIC5
Outdoor Swimmer
deboer wetsuits
Red Equipment
2026 Events
English
BOOK
HOW TO BOOK
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#13 Too Superstitious!
#14SWITZERLAND
#15GREECE
#16MONTENEGRO
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DISCOVER
ULTIMATE
More than just a race
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Our ambassadors
Family & Friends
Galleries
Reviews
Our packages explained
33.3/2 BUILD option
Pre-event Swim Camps
QUESTIONS
Why 33.3km?
Is UltraSwim 33.3 for me?
Am I ready?
Event format
The entry process
Answering your questions
FAQs
COOL STUFF
Precision Fuel & Hydration
THEMAGIC5
Outdoor Swimmer
deboer wetsuits
Red Equipment
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