Some of the monuments are designed for the measurement of time, correlating the lunar cycle with the solar year, and perhaps creating the world's earliest 365-day calendar .
(Some of the monuments; are designed; for the measurement of time; correlating the lunar cycle with the solar year, and perhaps creating the world's earliest 365-day calendar)
Some of the monuments
are designed
for the measurement of time correlating the lunar cycle with the solar year, and perhaps creating the world's earliest 365-day calendar