Rivers of Time is a 1993 collection of science fiction short stories by American writer L. Sprague de Camp, first published in paperback by Baen Books. All but one of the pieces were originally published between 1956 and 1993 in the magazines Galaxy, Expanse, The Magazine of Fantasy & Science Fiction, Analog, and Asimov's Science Fiction, and the Robert Silverberg-edited anthology . The remaining pieces were first published in the present work. In 2012, Audible Studios released an unabridged audio-book recording of Rivers of Time narrated by James Adams.