Indiana Jones and the Great Circle diverges significantly from the developer’s previous Wolfenstein titles, particularly in level design. While Wolfenstein games are mostly linear, Indiana Jones and the Great Circle embraces a more open-ended approach, with levels filled with collectibles to discover. However, the first main level isn’t as expansive and contains only a handful of collectibles — ten in total. The guide below provides the locations of all these collectibles to help you complete the level.