CASMA, Peru: A 2,300-year-old solar observatory in Peru, a structure of 13 stone towers built atop a hill and used as a calendar, was declared a Unesco World Heritage site on Tuesday.
© New Straits Times Press (M) Bhd
CASMA, Peru: A 2,300-year-old solar observatory in Peru, a structure of 13 stone towers built atop a hill and used as a calendar, was declared a Unesco World Heritage site on Tuesday.
© New Straits Times Press (M) Bhd