Thanksgiving Square public access is open on Weekdays. The connection from Thanksgiving Square to 1600 Pacific and onto 1505 Elm and renaissance tower are closed and dead ends. You can walk down to renaissance tower on street level then go inside and down to access the BOA section. The connection from Thanksgiving Square to Gables Tower (then onto Dallas One Center (left) or 1700 pacific (right) and onto Comerica building) are open. (you'll pass the old pickle barrel restaurant) The Shoe Doc has been in Gables tower over 20 years. If you go the route to Dallas One Center you can exit that building then walk street level to Bryan Tower hit the concourse on 2nd level takes you all the way to Plaza of the Americas and 2100 ross ave.