Andorra cycling route 20 start in the centre of Pas de la Casa ( 2,089 m ) .
Andorra cycling route 20 climbs to Port d'Envalira ( 2,408 m ) along the CG - 2 .
Andorra cycling route 20 start in the centre of Pas de la Casa ( 2,089 m ) and climbs to Port d'Envalira ( 2,408 m ) along the CG - 2 .