Yanlin Song. Going to the Great Northern Wilderness:  A Scientific and Curriculum-Based Analysis of Premium Study-Tour Route Design under the “Hundred Routes, Hundred Courses” Initiative—— A Case Study of the Xingkai Lake Study-Tour Practice Education Camp Route in Mishan City, Heilongjiang Province. erstp 2026, 2 (2), 42-47. https://doi.org/10.63944/erstp.10.