Hiking Elephant Mountain (or Xiang Shan), is one of the ultimate Taipei travel experiences and while there are many possible routes, this specific one has been voted to be one of the 100 best hiking trails in Taiwan.
100 best hikes in taiwan
CAOLING HISTORIC TRAIL (草嶺古道)
This historic and very accessible trail will take you over the hills from Dali to Fulong next to an inviting river stream. Better yet, you can look forward to a refreshing swim once you have reached your destination.
Taiwan Trails and Tales 