Castle Douglas Auction Mart - Credit: Wikimedia Commons
The Auction Mart on New Market Street in Castle Douglas is an octagonal building, constructed around 1900 as a cattle market, and used for that purpose since its construction. It is owned by Wallets Marts, a firm that has operated a cattle market on the site since 1888. It was designated a Category A listed building in 1990. Read more on Wikipedia
Source: en.wikipedia.org