The document summarizes various natural and man-made superlatives. It states that the blue whale is the biggest animal at 30 meters long and 180 metric tons. The tallest building is Burj Khalifa at 829.84 meters in Dubai. The biggest lake is the Caspian Sea, which is 371,000 square km and 170 meters deep. The biggest glacier is the Lambert Glacier in Antarctica, which is over 96 km wide, 400 km long, and 2,500 meters deep. The highest waterfall is El Salto Del Angel at 979 meters in Venezuela. The highest mountain is Mount Everest at 8,848 meters located in the Himalayas. The biggest desert is the Sahara