English: A plaque reminding of the discovery of rapamycin (sirolimus) on Rapa Nui (Easter Island), near Rano Kau. The plaque is written in Brazilian Portuguese, and reads: In this location were obtained, in January 1965, soil samples that allowed for the obtainment of rapamycin, a substance that inaugurated a new era for organ transplant patients. An homage from the Brazilian investigators, November 2000.
from Wikipedia