Geography of the European Netherlands European part of the country can be split into two areas: the low and flat lands in the west and north, and the higher lands with minor hills in the east and south. The former, including the reclaimed polders and river deltas, make up about half of its surface area and are less than above sea level, much of it actually below sea level. An extensive range of seawalls and coastal dunes protect the Netherlands from the sea, and levees and dikes along the rivers protect against river flooding. The rest of the country is mostly flat; only in the
Land of Oz Winkie Country, between two settled areas. In "Glinda of Oz", Ozma speaks of her duty to discover all these stray corners of Oz. In "The Wonderful Wizard of Oz", a yellow brick road leads from the lands of the Munchkins to the Emerald City. Other such roads featured in other works: one from Gillikin Country in "The Marvelous Land of Oz", and a second one from Munchkin Land in "The Patchwork Girl of Oz". Oz is completely surrounded on all four sides by a desert which insulates the citizens of the Land of Oz from discovery and invasion. In the