Name: City of Bones
ISBN: 9780812567083

Martha Wells

A beautiful woman and a handsome thief must unravel the mysteries of an age-old technology to stop a fanatical cult from unleashing an evil that threatens to destroy all the water in the world. Reprint.

City of Bones

Sarah Sammis

I remember it being a page turner. I just wish I remembered the details better.

Sunny

On a desert-like planet two men hunt for relics they sell to a ruling race which needs them for its power. One day the hunters discover for themselves what that power is. By the author of The Element of Fire.