The Church of Jesus Christ of Latter-day Saints is renovating the Salt Lake Temple which was completed in 1893. Many wonder at the meaning and purpose of its design and the origin of the "Endowment" or primary ritual inside the LDS Temple.  In this episode of Religion Today, host Martin Tanner describes the origin of the "Endowment" and how Joseph Smith conceived its purpose.  He also describes how the location for the Salt Lake Temple was chosen, and describes the detailed and rich symbolism of its design and exterior features.