* There was once a country called Prussia. After World War II, it was divided among Poland, Germany, * A tree in metropolitan area will survive for approximately eight years. * A volcano has enough power to shoot ash as high as 50 km into the atmosphere. * An acre of trees can remove about 13 tons of dust and gases every year. * An olive tree can live up to 1500 years. * Angel Falls in Venezuela is the world's highest waterfall, at 979 meters. * Astronauts get taller when they are in space. * Canada has more inland waters and lakes than any other country in the world. * Corals take a long time to grow. Some corals only grow one centimeter in one year. * Despite being over 27 times smaller, Norway's total coastline is longer than the USA's. * Devon, England has about 33,000 miles of hedgerows, more hedgerows than any other country. * Each day the sun causes about one trillion tons of water to evaporate.