Metric signs in Virginia Colonial Parkway Distance sign along the Colonial Parkway in Virginia. Photo courtesy of Chris Stone, September 2013, who writes, Last week I was in Williamsburg, VA for an engineering conference and was leaving town driving down the Colonial Parkway that extends from Yorktown, VA to Jamestown, VA (the first settlement in the US). Imagine my surprise at seeing what has to be one of the only metric signs remaining in Virginia, and these are all along the Colonial Parkway. Last updated: 2015-11-17