Nangan-Beihai Tunnel南竿-北海坑道

What an amazing tunnel!
We joined the activity to see blue tears by splashing at night.
Of course our arms sore at the next day.
很神奇的坑道,
晚上我們還參加了潑水賞藍眼淚的活動,
然後隔天手臂痠痛.