This document lists superlative adjectives describing size, speed, temperature and location for various objects around the world. It provides the longest, biggest, tallest, fastest, coldest and hottest examples, including the longest river (Nile), biggest animal (blue whale), tallest animal (giraffe), fastest animal (cheetah), coldest continent (Antarctica) and hottest place (Sahara Desert). Locations are also given for items like the highest mountain (Mount Everest in Asia) and smallest country (Vatican City in Europe).