Australia
The "3 Marathons in 3 Days" event, organized by Dynamic Running Ltd., takes place on the Atherton Tablelands in Queensland, finishing in Cairns. Now in its fourteenth year, the event spans three consecutive days in July 2025, offering participants the challenge of completing three marathons totaling 126.6 km. Runners can enter individual marathons or the full Grand Slam, which requires prior marathon experience or proof of fitness.
The course includes the Cairns Marathon on the final day. The event features GPS tracking, training runs, first aid, and refreshments, creating a safe and supportive atmosphere for endurance runners in a scenic tropical setting. Visit the organization's website for the most recent information.
Always double-check with the organizer's website – things can change, and we might have sprinted past a few details!
126 km
3m3d Grand Slam
42 km
Cairns Marathon
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