The creation of 1.4km of Swallow Grotto (燕子口) was formed by the erosion and constant tectonic collision around Liwu River. Swallow Grotto (燕子口) used to be under the ocean and visitors have the opportunity to see the sedimentation on the surface by recognising the black and white layer. With the collision that lift over the past million years, Swallow Grotto (燕子口) is elevated and formed as it is now.
Swallow Grotto (燕子口) is one of the must visit relaxing spot at Taroko Gorge National Park (太鲁阁国家公园) that allow visitors to walk on their pace effortlessly.
Swallow Grotto (燕子口) is also composed by a path under cliffs with some caves. Hence, safety helmets are required due to safety purpose as visitors may injure due to the rockfall after the earthquake struck the coastal city of Hualien and Taroko Gorge National Park (太鲁阁国家公园).
Visitors may spot many potholes on the surface of Swallow Grotto (燕子口) where they have become one of the attractions that grab visitors attention too. Those potholes are also served as a “home” for the swallow to build their nest here.
If you are visiting Swallow Grotto (燕子口) during raining season, you may spot this extraordinary scene whereby there’s water coming out from the holes too!
Swallow Grotto (燕子口) is an easy and effortless trail that suitable for all ages of group that wish to explore Taroko Gorge National Park (太鲁阁国家公园). The only things that visitors have to take note is the safety issue. Hence, remember to put on your safety helmet if you are visiting Swallow Grotto (燕子口).