Colombia · Andes
Alto de Letras
One of the longest paved climbs in the world. The ascent from Mariquita to Alto de Letras is a legendary endurance test in Colombian cycling.
- Length
- 82.0 km
- Avg gradient
- 4.2%
- Max gradient
- 10%
- Elevation gain
- 3,180 m
- Summit
- 3,677 m
- Hairpins
- 54
Versants
- From Mariquita — 82.0 km at 4.2% (max 10%)
- From Manizales — 23.0 km at 6.6% (max 12%)
History
Alto de Letras is a challenging climb in southern Spain with steep ramps and dramatic mountain scenery. The climb features consistent difficulty and is used in regional racing and training.
The road surface is good and the gradient is challenging, making it a test for climbers. The views of surrounding peaks are extensive from higher elevations.
The mountain sits in remote southern Spanish terrain and is frequently used in training routes and regional cycling events.