: The ruins of Nan Madol in the book are widely cited as the inspiration for Lovecraft’s lost city of R’lyeh in "The Call of Cthulhu".
: eBook versions are often available for around $3.99 .
: Opposing the Dweller are three ancient, angelic creators who have been "purged of dross" and seek to destroy their creation, though they are hindered by their lingering love for it. Literary Significance