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Barcelona’s half marathon, also known as the Mitja Marato de Barcelona, is the second largest running event in Barcelona after the marathon.

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• Barcelona

Is it your turn to take on the Reading Half Marathon in 2024?

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The 21st edition of the Principality Cardiff Half Marathon is taking place in 2024 & you could be there as part of #TeamRetinaUK!

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• Cardiff

#TeamRetinaUK goes global! Is 2024 the year that you take on the Amsterdam Half Marathon?

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• United Kingdom

#TeamRetinaUK goes global! Is 2024 the year that you take on the Amsterdam Marathon?

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• United Kingdom

17,000 runners from over 100 countries around the world are expected to take to the roads in March for the 2024 Barcelona Marathon

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• Barcelona

The Paris Marathon, which sees more than 60,000 people take part yearly, is the marathon with the second-most finishers in the world, behind the New York City Marathon. Fancy taking on an iconic race in aid of Retina UK? We’d love to hear from you.

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• Paris

The Paris Half Marathon is one of the world's most iconic races. Fancy taking on a race for Retina UK in 2025? We’d love to hear from you.

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• Paris

The Big Half is a vibrant, inclusive half marathon with a fun, festival atmosphere and you could be taking part with #TeamRetinaUK!

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• London