Written by Bryan Cogman, the book takes a look at the hit HBO show through photographs, sketches and more.
It features Will Simpson's concept art and work from Gemma Jackson's design team.
The book also boasts previously-unpublished set photos, production and costume designs, storyboards and props.
All the key actors have been interviewed by show writer Cogman and the best scripted and unscripted moments from the first two seasons are included.
Inside HBO's Game of Thrones is released on September 27 and is priced at £24.99 in the UK direct from HBO and $40 in the US.
The 192-page tome features 300 colour images and photographs, with an eight-page full colour gatefold. It comes packaged in a debossed padded case with foil stamping.
The book also features a preface by Game of Thrones creator George RR Martin and foreword by David Benioff and DB Weiss.