Timelines offer readers a way to explore historical, biographical and contextual information about an author or book, but at present the timelines used in literary apps offer little more than their paper counterpart. Using data visualization and the affordance of the touch screen, Amblr, a devloper, producer and publisher of location based experiences and Bradley Stephens of Bristol University experimented with Wordsworth's The Prelude to produce a system for exploring text thematically and chronologically.