Season 1

10 episodes · Dec 7, 2014 · 7.5

Across the globe, a dedicated team of librarians isn't shelving books – they’re embarking on thrilling expeditions. Charged with protecting powerful and enigmatic relics from ages past, these resourceful individuals find themselves plunged into perilous situations as they race ag…

Season 2

10 episodes · Nov 1, 2015 · 7.3

Season 3

10 episodes · Nov 20, 2016 · 6.7

Season 4

12 episodes · Dec 13, 2017 · 6.1