The tallest volcano, Chandragup I, is about 100 meters (330 feet) high, and it has a 15-meter- (49-foot-) diameter mud lake in its crater that periodically overflows.

There's a huge caldera in Kilauea's peak, 4027 meters diameter, more than 130 meters deep, which contains many little calderas.

Drive to Nyalamutong la Pass, here is the last 318 National Road Pass, from all the way downhill, the altitude will plummet to 2300 meters, direct camphor wood.