We're All About Preserving Independence. 'Old Friends are The Best Friends' decoration in our retirement community Knoxville, TN Keeping healthy in every facet of life. At Arbor Terrace, we believe in embracing life in every way. Our activities, from entertainment to wellness programs, are specifically designed for active senior minds, bodies and spirits. It's a retirement community lifestyle like no other! You go at your own pace, doing as much or as little as you wish or are able, with well-trained staff ready to assist.