BETA
Halsema’s Half Tunnel is a distinctive roadside feature on the Halsema Highway, created by carving a passage through a large rocky outcrop after a portion of the road was damaged by natural forces. The tunnel stretches about 50 meters and serves both as a functional road segment and a visually striking landmark amid winding mountain terrain. Many travelers admire it as an example of engineering ingenuity set against rugged landscapes, though caution is advised when stopping for photos due to sharp curves and active traffic. Visitors often pause briefly to take in views of the surrounding scenery, making the Half Tunnel a memorable stop on journeys along this historic mountain highway.
