A typical looking chest that most likely would contain treasure. Instead of being made from wood, this one is made of iron. It has been welded shut for some unknown reason.

A pair of dowsing rods has led you to this iron chest in the Bugbear encampment.

“We've been lugging that thing around for years.” - Brimlough - Ascending Kethra's Steppe (GS-ADV4)

Using Ulrir's spltting maul, you are able to break in to the chest. Instead of gold or other treasures, the chest contains maps. They appear to be maps from other planes, which immediately interest Nayo. She hands you an odd looking tool for your troubles. It is a planar sextant.