No, it isn't a fancy italian restaurant,
The research center
it is a world with a lot of time disturbance, creating anomalies, holes across time and space. It is home to the future predators. This world was a major battleground between the forces of Sidious and Thomas, with several villians first appearing here like V.V argost, Jack Spicer and Durza. Later Thomas and Dexter
The actual Spagetti Junction
created capture cubes so as to use this world as a prison for villains they can't kill, morally like Ozai and Mandark.
Areas
Lab
Lab maze 1
Lab maze 2
Lab maze 3
Lab maze 4
Spagetti Junction
Link Junction 1
Link Junction 2
Link Junction 3
Link Junction 4
Prison realm
The prison part, not very nice is it. This is where the Future predators come from
Heartless ( a lot of them, the time messes their destruction up)
 Poison Plant |
 Nova Shadow |
 Neo Shadow |
  Avalanche |
  Invisible |
  Phantomtail |
  Dual Blade |
  Lurk Lizard |
  Ground Shaker |
  Darkside |
