data/levels/old/lab/main
!- The extreme MarioTestLab - Massacre -!
data/levels/menulevel2
!- The funky death Jump -!
data/levels/old/2/main
!- The first level of the original SMB -!
data/levels/old/1/main
#- Nonsense -#
data/levels/edit1/main
Empty Level 1 - Ready for edit
data/levels/edit2/main
Empty Level 3 - Ready for edit
data/levels/edit3/main
Empty Level 4 - Ready for edit
data/levels/edit4/main
Empty Level 4 - Ready for edit
data/levels/edit5/main
Empty Level 5 - Ready for edit
data/levels/old/1/main
 -
data/levels/old/1/main
All the Levels will be availabe 
data/levels/old/1/main
here after you complete the game.