Hindu Temples - What Happened to Them is a book in two volumes by Sita Ram Goel, Arun Shourie, Harsh Narain, Jay Dubashi and Ram Swarup. (Volume 1: ISBN 81-85990-49-2, Volume 2: ISBN 81-85990-03-4) The first volume was published in spring 1990.
The first volume includes a list of 2000 mosques that it is claimed were built on Hindu temples, which it is asserted is based primarily on the books of Muslim historians or the inscriptions of the mosques. The second volume excerpts from medieval histories and chronicles and from inscriptions concerning the destruction of Hindu (including Jain and Buddhist) temples. The authors claim that the material presented in this book are only the tip of an iceberg.