Ancient Ruins


 * For the gimmick in Sonic Adventure 2, see Ancient Ruin.

Ancient Ruins is the fourth area in Sonic Boom: Shattered Crystal. It is a region on an island lost to time which houses an 5,000 years old abandoned city originating from the Ancients. Underneath it lies an technological marvel of a robot production facility where Lyric the Last Ancient builds his army of Destruction Troops. While following Amy's trail, Team Sonic journeyed through this location.

Ancient City
The front part of Ancient City is an abandoned city with old buildings covered in vines and plants, while the back part is set inside a few of the towers seen in the background. It becomes available after obtaining thirteen Sonic Badges.

Robot Facility
The front part of Robot Facility takes place in a robot factory beneath the Ancient City. The front and the back of the level have similar designs, except the back part is set deeper in the factory. It becomes available after clearing Ancient City and obtaining sixteen Sonic Badges.

Worm Tunnel
The Worm Tunnel is a racing course where the player must reach the end of an obstacle course while dealing with Driller Worms. It becomes available after clearing Ancient City and obtaining about seventeen Sonic Badges.

Facility Race
In Facility Race, the player has their third rival race through the robot factory. Here, Sonic races Metal Sonic to the goal, whom the player must beat to proceed. It becomes available after clearing Robot Facility and obtaining eighteen Sonic Badges.

Q-N-C's Toy Shop
This building is the local shop owned by Q-N-C. Here, the player can trade Tokens for toys and display their current collection. It becomes available after clearing Robot Facility.