Voyage to the City of the Dead

From a #1 New York Timesbestselling author, a research expedition to an alien planet takes a treacherous turn for married scientists in this sci-fi fantasy. As the first humans granted permission to explore Tslamaina, Etienne and Lyra Redowl should have been ecstatic. The planets massive river valley is like no other in the known universe, with three intelligent species living along its watersa dream expedition for the geologistanthropologist duo. But the intolerable climate makes their research arduous, as does the growing tension between them. Fortunately, the husband-and-wife team are well prepared for their adventure, with a state-of-the-art hydrofoil and the assistance of the native inhabitants. But nothing could have prepared them for the dangers they encounter as they make their way to the rivers source. One of the most consistently inventive and fertile writers of science fiction and fantasy. The Times (London)