The Mien-yueh line once passed by a very lifelike stone monkey that was unfortunately smashed by a large boulder during the earthquake of September 21, 1999. The line is still being repaired for damage caused by the quake.
眠月線則曾帶人一睹酷似真猴的石猴，可惜在九二一地震中巨大石猴應聲碎裂，受創嚴重的眠月線至今也尚在修復之中。