Black Mountain

Low-budget Canadian horror. The film follows a group of archaeologists as they undertake an exhibition to a remote area of Northern Canada, in the middle of the country's harsh winter, and uncover the top of a strange, ancient structure that has lain buried for years. While trying to decipher the meaning of their discovery, a number of the group mysteriously vanish in the night, leaving all of their belongings behind. With their equipment failing, the survivors are slowly driven mad by the events of their trip and the nature of their findings...