2 . Have you ever been into a cave? If not, please follow us and explore some of the most beautiful caves from around the world!

Marble Caves

Located in the center of Lake General Carrera, the Marble Caves in Chico, Chile, are only accessible by boat. The surrounding crystal clear waters allow visitors to see the rock formations beneath them while the rock ceilings above change color(depending on the writer levels and the season). The best time to visit: during sunrise and sunset, when the sun’s rays light up the cave walls, making it an experience to remember.

Reed Flute Cave

Reed F1ute Cave known as “the Palace of Natural Arts” is located in the northwest of Guilin in southern China.The limestone cave offers a grand fairyland of stalactites(钟乳石), stone pillars, stone curtains, birds, plants and animals in fantastic shapes and colors.

Fingal’s Cave

This incredible sea cave is located on the uninhabited island of Staffa in Scotland. The cave’s size, shape, and naturally—arched(拱形的) roof combine with the waves to create strange sounds that enhance its cathedral—like atmosphere.

The Blue Grotto

The Blue Grotto is the symbol of Capri. It is a sea cave found on the coast of the island and is a well-known spot to all who visit the area. This cave is unique for its brilliant blue light which comes from two sources: the entrance to the cave and a bigger hole beneath the entrance. When viewed from inside the cave, the entrance appears as a brilliant white light just above the waterline, while the underwater hole, which is the larger source of light, provides a blue light.

Lake Hillier is a saltwater lake on the edge of Middle Island, a large island off the south coast of Western Australia. It is pink in color, due     1     a plant that causes the salt     2    ( produce) a red color. There' s a long strip of land     3     separates the lake from the ocean. It was first written about in 1802, when Matthew Flinders hiked one of the island’ s highest     4    ( mountain). He named the lake after William Hillier, an     5     (explore) who had previously visited Middle Island. In 1889, Edward Andrews moved to the island with his two sons. They began to mine the lake for salt, and soon other miners came. However, the mining was     6     (eventual) stopped, as the salt wasn' t fit to eat or use in other products because it was    7    ( poison). In 2002, the lake was recognized as     8     wetland, and in 2012, it became a     9    (protect) area. A walking trail     10    ( build) around it for tourists to use. Even though the lake contains a lot of salt, it is still safe to swim in.