Leah Hogsten | The Salt Lake Tribune Historic preservationists are hosted a walking tour of a few blocks in Yalecrest, Saturday, October 24, 2015 to educate neighbors and homeowners who live in historic districts about the uniqueness of where they live. In past 20 years, at least 32 historic homes have been demolished here to make way for megahomes and the tour is meant to highlight the value of historic neighborhoods.