1997-Mexico City, Teotihuacan, Palenque, Villahermosa (STAR Process® Graduation)

1998-Uxmal, Dzibilchaltun, Mayan Healings (with Sandy, Yaqui Deer Dancer-Gilberto Siqueiros  and Mayan Elder, Seňor Manuel)      

  1999-L’ago Dorto (Sandy with German & Italian Group)