Following a journey into Asia with his geologist brother, he moved to the city of Genoa during the sixties and there he started to attend the Federico Lunardi American Museum.

The start of a highly productive scientific partnership came about after his meeting up with Giuseppe Orefici, an archaeologist from the city of Brescia who was at that time involved in an excavation expedition in Cahuachi (Nasca-Peru).

Piacenza dedicated approximately 25 years of his life to numerous scientific projects including conferences, dissertations, the writing of a plant life book, scientific research as an archaebotanist[2] studying vegetation remains found in tombs, offerings made to the deceased and ancient foodstuffs.

[4] One of these research projects was carried out on Easter Island and concerned the analysis of vegetable fibre that was supposed to have played a part in the movement of the impressive Moai statues.

Exploration into the caves of the deep canyon of the Laventa River approximately 80 km to the west of Tuxtla Gutierrez Chapas Mexico.