The Palmerton Area Historical Society invites everyone to join in a "Walk Around the Block with Betsy" at 2 p.m. Sunday, May 23. The walk will highlight the history and architecture of the buildings around the perimeter of the town park including businesses in the 300 block of Delaware Avenue. To add to the interest and enjoyment, large photographs of the buildings as they once were, will be featured. The tour with Betsy Burnhauser will leave from the Palmerton Area Heritage Center at 410 Delaware Avenue, Palmerton. A raindate is scheduled for 2 p.m. Sunday, May 30.