- ISBN: 9781936340590 | 1936340593
- Cover: Paperback
- Copyright: 5/29/2012
While on a mission in South America, Richie and the gang stumble on a map that leads to a conquistador''s long-hidden treasure, but Reggie accidentally triggers an ancient time traveling device, which launches the crew back to the time when the ruins were first built... and dinosaurs ruled the earth!