: Sokka finds a partially destroyed room detailing "the Fire Nation's darkest day." With the help of a Knowledge Seeker (a fox spirit), he discovers that a solar eclipse will render firebenders powerless.
: While the group is inside, Appa is kidnapped by sandbenders, leaving the team stranded in the desert. Key Episode Facts Director : Giancarlo Volpe Writer : John O'Bryan Original Air Date : July 14, 2006 Core Theme : The danger of weaponizing knowledge. Notable Characters [S2E10] The Library
While at a desert oasis, the group meets , an anthropologist from Ba Sing Se obsessed with finding the legendary Wan Shi Tong's Library . Upon finding the buried structure, they encounter its guardian, a massive owl spirit named Wan Shi Tong , who allows them entry only if they contribute new knowledge. : Sokka finds a partially destroyed room detailing