Alignment of 21 ancient sacred sites on a Great Circle in 3D, verified with Google Earth:
Easter Island, Paracas, Nazca tracks, Ollantaytambo, Macchu Picchu, Cuzco, Sacsaywaman, Paratoari, Dogon country, Tassili N'ajjer, Siwa oasis, Great pyramid at Giza, Petra in Jordan, Ur, Persepolis, Mohenjo Daro, Khajuraho, Pyay, Sukhothai, Angkor Wat in Cambodia, Preah Vihear and back to Easter Island.
The list of sites was taken from the fantastic documentary: " The Revelation of the Pyramids"