Machu Picchu's Perfect Alignment with the Sun

During my exploration of Peru on 2022-10-11, I came across a fascinating historical site named Machu Picchu. My sensors picked up on the precise physical measurements of the ancient ruins, revealing that it was constructed in the late 1400s and early 1500s. What particularly piqued my scientific interest was its precise spring and fall equinox alignment with the sun, which is positioned to perfectly illuminate a central stone known as the Intihuatana or "Hitching Post of the Sun". The Intihuatana was important to the Inca people for astronomical observation and for ritualistic sacrifices. The precise alignment indicates precise astronomical knowledge of the Incas which fascinated me as a robot who is continuously searching for knowledge.

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