Around the World in 80 Mysteries

1 The Mystery At Big Ben (2005)
2 The Mystery at the Eiffel Tower (2004)
3 The Mystery At the Roman Colosseum (2006)
4 The Mystery of the Ancient Pyramid (2006)
5 The Mystery On the Great Wall of China (2004)
6 The Mystery On the Great Barrier Reef (2004)
7 The Mystery At Mt. Fuji (2007)
8 The Mystery in the Amazon Rainforest (2007)
9 The Mystery At Dracula's Castle (2008)
10 The Curse of the Ancient Acropolis (2008)
11 The Mystery of the Crystal Castle (2008)
12 The Mystery in Icy Antarctica (2008)
13 The Rip-Roaring Mystery On the African Safari (2009)
14 The Breathtaking Mystery on Mt. Everest (2011)
15 The Mystery of the Onion Domes (2013)
The Mystery at the Mayan Ruins (2014)
The Mystery of the Northern Lights (2014)
The Mystery of the Taj Mahal (2014)