This document provides vocabulary related to the natural world. It includes photos and words to fill in blanks about different geographic features like beach, island, mountain, river, sea, and tree. It also discusses the difference between dessert and desert. Then it has students complete sentences using the vocabulary by filling in blanks about the largest forest, a beach in Australia, the second largest desert, where the Serengeti savannah is located, the deepest lake in the USA, and what covers Antarctica. Finally, it provides information about the past continuous and past simple tenses.