Heritage Hall, in Blackstone, will host a virtual tour on Thursday, April 7, from 11 a.m. until 8 p.m. The public is invited and encouraged to attend. The tour will teach participants about how their loved ones suffer with dementia, specifically. There will also be a presentation on Friday, April 8, at 6:30 p.m. Doug Panto, of the Alzheimer’s Association Southeastern Virginia chapter, will give a presentation on the basics of memory loss, dementia and Alzheimer’s disease. All are invited to attend. A question-and-answer period will follow.