桃園市復興區2021年新整修完工的觀音洞步道,串連蝙蝠洞步道,一次連訪蝙蝠洞、觀音洞,森林浴健行路線,觀賞觀音洞瀑布。The newly renovated Guanyin Cave Trail in Fuxing District, Taoyuan City in 2021 is connected to th...