Driving the classic Puerto de Pajares, a must do in Spain

# Puerto de Pajares: Spain's High-Mountain Challenge

Nestled in the Cantabrian Mountains at 1,381 meters (4,530 feet), Puerto de Pajares sits right on the border between León and Asturias in northern Spain. This 32-kilometer (19.8-mile) stretch of the N630 road was once *the* way to get in and out of Asturias—before the AP-66 highway came along, anyway. These days, it's still plenty busy, with a steady stream of trucks rumbling through alongside regular traffic.

The good news? The entire route is fully paved, and you can typically access it year-round. The not-so-good news? Winter doesn't play around here. Expect serious snowfall, occasional road closures when conditions get gnarly, and those famous steep gradients that hit up to 17%—making this officially Spain's steepest national road. Add summer fog rolling in at night, and you've got yourself a road that demands respect.

Running north-south from Campumanes in Asturias to Villamanín in Castile and León, the pass is dotted with a restaurant and parking area at the summit, plus the Valgrande-Pajares ski resort nearby. It's become so iconic that the Spanish Vuelta cycling race has featured it multiple times, which tells you something about its challenging reputation.

Come prepared, take your time, and you'll experience one of Spain's most dramatic mountain drives.