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| Richmond Ultraultrarunningltd.co.uk/race/the-richmond-ultra (opens in a new tab) |  United Kingdom | Kingston upon ThamesUnited Kingdom | ultrarunningltd.co.uk/race/the-richmond-ultra (opens in a new tab) |
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| Madrisa Trail Klostersmadrisatrail.ch (opens in a new tab) |  Switzerland | KlostersSwitzerland | madrisatrail.ch (opens in a new tab) |
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| Swiss Irontrailirontrail.ch (opens in a new tab) | Switzerland | SavogninSwitzerland | irontrail.ch (opens in a new tab) |
| Squamish 50squamish50.com (opens in a new tab) |  Canada | SquamishCanada | squamish50.com (opens in a new tab) |
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| Ultra-Trail des Chic-Chocsutchicchocs.com (opens in a new tab) | Canada | Sainte-Anne-des-MontsCanada | utchicchocs.com (opens in a new tab) |
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| Triglav Trail Runtriglavtrailrun.com (opens in a new tab) |  Slovenia | MojstranaSlovenia | triglavtrailrun.com (opens in a new tab) |
| Ultravasan 90vasaloppet.se/en/races/running-races/ultravasan90 (opens in a new tab) |  Sweden | SälenSweden | vasaloppet.se/en/races/running-races/ultravasan90 (opens in a new tab) |
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| The Yeti Snakebite 50/50yetitrailrunners.com/races/yeti-snakebite/ (opens in a new tab) |  United States | Lithia SpringsUnited States | yetitrailrunners.com/races/yeti-snakebite/ (opens in a new tab) |
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| South Coast Ultra Challengeultrachallenge.com/south-coast-challenge (opens in a new tab) | United Kingdom | EastbourneUnited Kingdom | ultrachallenge.com/south-coast-challenge (opens in a new tab) |
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| Pirin Ultrapirinultra.com (opens in a new tab) |  Bulgaria | BanskoBulgaria | pirinultra.com (opens in a new tab) |
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| Finlayson Arm Racescoastlineendurancerunning.com/finlayson-arm-races/ (opens in a new tab) | Canada | VictoriaCanada | coastlineendurancerunning.com/finlayson-arm-races/ (opens in a new tab) |
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| Chiltern Wonderland 50centurionrunning.com/races/chiltern-wonderland-50-2027 (opens in a new tab) | United Kingdom | Goring-on-ThamesUnited Kingdom | centurionrunning.com/races/chiltern-wonderland-50-2027 (opens in a new tab) |
| Paris Texas Marathonblazetrails.com/blaze-trails-running/paris-pair (opens in a new tab) | United States | ParisUnited States | blazetrails.com/blaze-trails-running/paris-pair (opens in a new tab) |
| Freaky Creeky Trail Racebushbabestrailrunning.com/freaky-creeky-trail-running-race (opens in a new tab) | Canada | ColdstreamCanada | bushbabestrailrunning.com/freaky-creeky-trail-running-race (opens in a new tab) |
| Three Sisters Skylinealpinerunning.co/three-sisters-skyline (opens in a new tab) | United States | SistersUnited States | alpinerunning.co/three-sisters-skyline (opens in a new tab) |
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| Grindstone Running Festival by UTMBgrindstone.utmb.world (opens in a new tab) | United States | Mount SolonUnited States | grindstone.utmb.world (opens in a new tab) |
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| EcoTrail Wicklowwicklow.ecotrail.com (opens in a new tab) |  Ireland | BrayIreland | wicklow.ecotrail.com (opens in a new tab) |
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| Vermont 50vermont50.com (opens in a new tab) | United States | West WindsorUnited States | vermont50.com (opens in a new tab) |
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| Ultra Trail des Montagnes du Juraultra-trail-montagnes-jura.fr (opens in a new tab) |  France | MétabiefFrance | ultra-trail-montagnes-jura.fr (opens in a new tab) |
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| Salomon Ultra Pirineuultrapirineu.com/fr/ (opens in a new tab) |  Spain | BagàSpain | ultrapirineu.com/fr/ (opens in a new tab) |
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| Trail Sainte-Victoiretrailsaintevictoire.fr (opens in a new tab) | France | RoussetFrance | trailsaintevictoire.fr (opens in a new tab) |
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| Lakes in a Daydurtyevents.com/our-events/lakes-in-a-day-2027/ (opens in a new tab) | United Kingdom | CaldbeckUnited Kingdom | durtyevents.com/our-events/lakes-in-a-day-2027/ (opens in a new tab) |
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| Ultra X Rwandaultra-x.co/event/ultra-marathon-in-rwanda/ (opens in a new tab) |  Rwanda | MusanzeRwanda | ultra-x.co/event/ultra-marathon-in-rwanda/ (opens in a new tab) |
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| The MTC Severn Plod Ultraultrarunningltd.co.uk/race/the-severn-plod (opens in a new tab) | United Kingdom | CaerswsUnited Kingdom | ultrarunningltd.co.uk/race/the-severn-plod (opens in a new tab) |
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| MTC Severn Way Ultraultrarunningltd.co.uk/race/the-severn-way-ultra (opens in a new tab) | United Kingdom | WorcesterUnited Kingdom | ultrarunningltd.co.uk/race/the-severn-way-ultra (opens in a new tab) |