The Number 7 Northern Cross-Island Road (台7線 / 北橫) is a mountain road that extends all the way from Daxi, Taoyuan (大溪,桃園) to Yilan (宜蘭). It’s one of the three major east-west roads that crosses the central mountains. This cache is located at a grassy section off the road on a turn near the 36.7K mark.