1. According to the query of where to travel to official website, the best season to see the blue hole is at the turn of summer and autumn, and the best viewing time is11:00-14: 00 every day. Due to the heavy wind and waves in winter, it is very dark in the blue cave, and the refraction of sunlight in winter is small. The probability of entering a hole in summer is only 50%. You need to consult the local tourism bureau in advance.
2. Blue Cave is a sea cave located in Capri Island in southern Italy, and it is also a famous tourist attraction. There are many cliffs and caves along the coast of Capri Island, and the blue cave is one of them.