Without gravestones or tombstones, the place was nothing but a collection of holes in the ground dug by the soldiers who discovered the island. Finding the artifacts was only a happy accident that took place only thanks to the dire need of dirt to use as building material and also to grow crops. While digging in the floating islands was possible, it was also pretty dangerous and slow and soldiers realized it was easier to just transport it back to where they needed it.
Uriel woke up with a smile he couldn't contain as he had the most interesting dreams in anticipation of his findings, only his smiled seemed more like a displeased grin to those who didn't know him. Be it because of his upbringing or his lack of experience in being happy, his smile was always crooked.