The Constitution of the Earth is a book written by A.P. Sinnett that delves into the inner workings of the planet we inhabit. The author explores the geological and evolutionary history of the Earth, as well as its spiritual and metaphysical aspects. Sinnett examines the various forces that shape our planet, from the movement of tectonic plates to the influence of cosmic energies. He also discusses the role of humanity in the Earth's evolution, and...