Petrus Plancius was a Dutch-Flemish astronomer, cartographer and clergyman. He was born as Pieter Platevoet in Dranouter, now in Heuvelland, West Flanders. He studied theology in Germany and England. At the age of 24 he became a minister in the Dutch Reformed Church.

Heuvelland is a municipality located in the Belgian province of West Flanders. The municipality comprises the villages of Dranouter, Kemmel, De Klijte, Loker, Nieuwkerke, Westouter, Wijtschate and Wulvergem. Heuvelland is a thinly populated rural municipality, located between the small urban centres of Ypres and Poperinge and the metropolitan area of Kortrijk-Lille along the E17. On 1 January 2006 Heuvelland had a total population of 8,217. The total area is 94.24 km2 which gives a population density of 87 inhabitants per km2. The name heuvelland is Dutch meaning "hill country", as the municipality is characterized by the different hills on its territory.