Pegasus comes with a complete atlas of the world with over 260,00 cities. easy-to-use: type in upper or lower case, see cities as you type, and narrow the search for a specific country or state desired. The time zone and daylight savings time information is complete and up-to-date; every year some countries change laws regarding daylightr savings time, and these changes are entered into our tables. This is absolutely necessary in order to calculate a chart accurately!