Tunnels of Treacheryby Mary Harelkin BishopPublished by DriverWorks InkReview by Michelle Shaw$19.95 ISBN 9781927570692 Time travelling tunnels, thrilling, heart-stopping adventures. It must be a Mary Harelkin Bishop book! Tunnels of Treachery is the third book in Mary Harelkin Bishop’s well known Moose Jaw Time Travel Adventure series. This is the 20th anniversary edition of the series, and the book has been updated with shorter chapters, illustrations, historical notes and new resources, as well as a gorgeous new cover by illustrator Wendi Nordell. I think it’s much less well known than the first two books so I’m delighted that more readers will get a chance to enjoy it. In Tunnels of Treachery, Andrea’s friends Kami and Eddie Mark accidentally fall into the time travelling tunnels below Moose Jaw. They discover that Chinese immigrants are being forced to work in terrible conditions in the tunnels until they can pay the government-imposed Head Tax. Kami and Eddie are of Asian descent and don’t have documentation to show that they can legally be in Canada. They are forced to work as indentured labourers in the tunnels. Will Andrea and her brother Tony manage to help them escape and find their way back to the…