The event is part of the international circuit as a Silver Ticket, granting the winner access to the Individual Backyard Ultra World Championship.

This ultramarathon format challenges athletes to run 6.7 km in under one hour, successively, until only one runner remains able to complete another loop. Lisbon features one of the most demanding courses on the circuit, on the trails of Monsanto.

www.lisboabackyardultra.com