https://carrerasdemontana.com/2017/08/28/ultra-trail-mont-blanc-2017-en-radiotrail-programa-y-favoritos-concurso-mochila-salomon-slab-peak-20l/
ULTRA TRAIL MONT BLANC 2017 EN #RADIOTRAIL: Programa y favoritos + Concurso Mochila Salomon Slab Peak 20L