Spanners: The Fountain of Youth by Jonathan Maas

Winner of the 2014 San Francisco Book Festival award for Best Young Adult Fiction, and the 2015 IndieReader Discovery Award for Best Science Fiction - Spanners: The Fountain of Youth is like nothing you've ever read. Blending Dark Fantasy, Science Fiction and Historical Fiction - you'll join immortal Adam Parr as he races to track down the most powerful Spanner in history, before his arch nemesis Juan Ponce de Leon gets there first!