Blue Cave is a sea cave in the South Penghu Marine National Park, formed by coastal erosion off Wangan. It is viewed from the water rather than entered, so it is best treated as part of a boat trip through the marine park.
Blue Cave is a sea cave in the South Penghu Marine National Park, formed by coastal erosion off Wangan. It is viewed from the water rather than entered, so it is best treated as part of a boat trip through the marine park.