Fragment(s): Monday Maps and Diagrams (Science Fiction) 1/14/19 — Alan Dean Foster’s Voyage to the City of the Dead (1984)

A tantalizing title—Voyage to the City of the Dead (1984)–made all the more mysterious by two wonderful maps.  The first charts a lengthy winding river stretching from the north pole past the equator.  The second, a cross section illustrating the elevation of the river’s vast canyon…. 

I’m almost compelled to pick up the book!  Although I’ve had little luck with Alan Dean Foster’s SF in the past.  Thoughts?