Serra da Estrela and Seia, the city hosting the event, are part of one of Portugal's richest natural heritages. The Serra da Estrela Natural Park is now considered a UNESCO heritage site through its Geopark Estrela.
OH MEU DEUS has 5 distances, so that each person, with their own style, abilities and goals, can set their own challenge.
OMD Trail® Serra da Estrela has two distances, 20km and 50km. The OMD Ultra Trail® Serra da Estrela is the pioneering long distance trail running race in mainland Portugal, being the first with 100km and 100 miles (160km). Since 2018, it has another iconic distance called OMD200 (160+40), with the athlete who covers this distance within 44 hours, being acclaimed as "Viriato".