The Great Sphinx, was it built by Djedefre or Khafre. Could it be a story of intrigue, murder, mystery and more? When one thinks of famous historical monuments to visit in the world, the Sphinx will always near the top of the list, especially when a visit to the Sphinx will take in the stunning pyramids nearby. At 245 feet long (75.5 metres) and 65 feet tall (20metres) it is a very large statue although it is somewhat belittled by the pyramids behind it. Who built the tallest pyramid? Khafre’s pyramid at first sight looks taller than Khufu’s Great Pyramid but this is an optical illusion, mainly because it was built on higher land.