Colombia, Tolima and Caldas
Eighty kilometres of unbroken climb, the longest continuous ascent on earth.
Length
80 km
In miles
49.7 mi
Driving time
2 hr
Atlas rating
9.0 / 10
The run
Mariquita to Manizales, following the Route 50. Drive it in either direction, though the views usually favour the climb.
Season
Fog above 3000 metres most afternoons
Checked by the Drivers Atlas desk
Scored and written by the Drivers Atlas editorial desk, drawing on driven routes across the UK and Europe, mapping data and member road reports. Every road in the library carries a driving and scenery score set by the same method. How we score roads.
Last reviewed 11 April 2026
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