The Mystery Across The Secret Bridge

The Mystery Across The Secret Bridge (Greetings From Somewhere) Vol. 7 Author : Harper Paris In peru, Ethan and Ella have gone horseback riding up mountains, hiked to a famous moon temple, and met animals called alpacas. Finally they've arrived at Machu Picchu, the "Lost City of the Incas." While the twins are exploring the ruins, they come across a secret bridge that leads them to a mysterious stone structure. What is it? Why haven't they heard about it before? And why does it seem to look lik