Puerto Rico Highway 129
| Ruta 129 | ||||
| Route information | ||||
| Maintained by Puerto Rico DTPW | ||||
| Length | 43.2 km (26.8 mi) | |||
| Existed | 1953–present | |||
| Major junctions | ||||
| South end | PR-135 in Yahuecas | |||
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| North end | PR-2 in Arecibo barrio-pueblo | |||
| Location | ||||
| Country | United States | |||
| Territory | Puerto Rico | |||
| Municipalities | Adjuntas, Utuado, Lares, Camuy, Hatillo, Arecibo | |||
| Highway system | ||||
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Puerto Rico Highway 129 (PR-129) is a north–south (actually diagonal) highway in North-Central Puerto Rico, connecting the town of Lares with Arecibo. It crosses the northern karst country of the island. When traveling from the northern coast of Puerto Rico, PR-129 can be used to reach the Arecibo Observatory and the Camuy River Caverns Park.