Sinkhole — The Sinkhole Secret Realm is located near the Gaodong Stronghold. After entering the Gaodong Stronghold, find the exit closer to the sea, and then walk uphill to reach it.

Sinkhole. The Sinkhole Secret Realm is located near the Gaodong Stronghold. After entering the Gaodong Stronghold, find the exit closer to the sea, and then walk uphill to reach it. The Sinkhole Secret Realm is located near the Gaodong Stronghold. After entering the Gaodong Stronghold, find the exit closer to the sea, and then walk uphill to reach it. Address: 金門縣金湖鎮信義新村海岸 Hours: 00:00–23:59 Kinmen