La Legua de los Patos is a 5.6 km non-competitive run in Puertollano, Ciudad Real province, Spain. It takes place in December, starting at Estadio Sánchez Menor. PMD Puertollano organizes the event, with DXT Chip RUN managing the race platform and contact details.
The event is named La Legua de los Patos de Puertollano. Entries, rules, and results are handled via the DXT Chip RUN website. Its name references the Paso de Los Patos, the high Andean pass crossed by José de San Martín and the Army of the Andes. However, this local race is a short town event, not a mountain crossing.