Most of Taipei’s famous temples are hemmed in by city blocks, so part of what makes Guandu memorable is simply where it sits—built into a hillside near the confluence of the Tamsui and Keelung rivers, on the edge of the protected Guandu wetlands. That open, watery landscape gives the visit a sweep you don’t get downtown, and it’s why the riverside viewpoint at the end of the Buddha cave feels like such a reward. On a clear day you can look out over the floodplain toward the hills beyond.
It also means the area pairs nature with culture better than almost anywhere else on the north side. The Guandu Nature Park and its birdwatching boardwalks are close by, and the riverside bike path runs right past, so you can easily fold a temple visit into a longer outdoor morning rather than treating it as a one-off stop. Come early, before tour groups arrive, and the combination of incense, river breeze, and open sky is genuinely lovely.