In the cramped confines of a small cavern to the south of Paris, scientists have 'read between the lines' on the floor and ...

Step inside the Key Cavern and you’ll see two routes ... clear out the shrouded Stalfos and the Bombites for the first small key in the dungeon, and head through the doorway on the right.

There are two levels, the bottom of which is a small wooded area. The entrance to the cave is on the middle level, denoted by a hanging brazier. Heading into the cave, down the slope, you'll come ...

The next step was to draught in sonar expert Blaine Carr, who placed a sonar detector down the borehole to create a 3D cavern map. Blaine’s big takeaway from his mapping process was identifying ...