The latest addition to Arkansas' system of Natural Areas is Rattlesnake Ridge west of Little Rock. It happens to be the eastern-most point of the Western Diamondback rattlesnake. The only remaining free-standing art deco Greyhound Bus depot, from the days of "&hellipsleave the driving to us" is now a museum in Blytheville. North America's largest waterfowl is the Trumpeter Swan. More than a hundred migrate to Heber Springs every year for their winter vacation home. The art of blacksmithing is alive and well in Mountain View, where Stone County Ironworks creates heirloom pieces inside "America's Blacksmith Shop."