Earth’s lush terrain and shining seas can hide tales of adventures gone terribly wrong, where people have met mysterious ill-fated ends. In Travel Channel’s new eight-episode series, Lost in the Wild, premiering Sunday, December 29 at 11 p.m. ET/PT, veteran explorers J.J. Kelley and Kinga Philipps are reinvestigating these perplexing cases, venturing into the perilous unknown in search of answers.