{{Spoiler|Near the entrance to [[Castling]]. While standing in front of the entrance to the puzzle, turn right and walk towards the corner ledge. Look down to a platform where you can drop to get it.
{{Spoiler|
[[File:Grasslands Ring - Prometheus Spark 1.jpg|thumb|none]]|location of the first spark}}
[[File:Grasslands Ring - Prometheus Spark 1.jpg|Near the entrance to [[Castling]]. While standing in front of the entrance to the puzzle, turn right and walk towards the corner ledge. Look down to a platform where you can drop to get it.|thumb|none]]|location of the first spark}}
{{Spoiler|Surrounding [[Alternatives]], follow the path by the wall opposite the puzzle entrance to find it next to a statue.
{{Spoiler|[[File:Grasslands Ring - Prometheus Spark 2.jpg|Surrounding [[Alternatives]], follow the path by the wall opposite the puzzle entrance to find it next to a statue.|thumb|none]]|location of the second spark}}
[[File:Grasslands Ring - Prometheus Spark 2.jpg|thumb|none]]|location of the second spark}}
The Grasslands Ring, also commonly called East 1 is a regular puzzle area, and the first one that the player visits. It is described as an artificial ring-like structure on the wide lowlands east of our base camp.
Near the entrance to Castling. While standing in front of the entrance to the puzzle, turn right and walk towards the corner ledge. Look down to a platform where you can drop to get it.
[ location of the second spark ]
Surrounding Alternatives, follow the path by the wall opposite the puzzle entrance to find it next to a statue.
Lost Lab
The lost laboratory is located in the northern shore of the marsh that surrounds the tower. It features a driller test unit mounted on a table. It also contains the terminal VALA-1.