Join the Alden children on an exciting adventure as they travel the world, solving mysteries and uncovering hidden treasures. With the help of a secret society, they must outwit thieves and deliver ancient artifacts to their rightful owners. From the pyramids of Egypt to the British landmark of Stonehenge, this book is a thrilling ride full of history, geography, and fun. The Alden children's next mission is to deliver a tiny ancient pharaoh statue to an archaeologist at the Pyramids, but someone is following them. Can they evade the thief and complete their mission? Dive into this captivating story to find out.