The difference between a dry climate and a tropical climate is that the dry climate as you know is dry and the tropical climate is moist and wet, the compare is tropical wet climates receive much more rain than tropical dry climates do. However, the term “tropical wet and dry climate” actually refers to a single type of climate. Tropical dry climates occur in deserts, while tropical wet climates usually occur along the rainforest belt.
Because of cultural reasons
By saying the centennial high school parking lot is five blocks down from the softball field is using a relative location using people's knowledge of a familiar landmark like the softball field as a reference to visualize where the parking lot is in space.
Its called country regions......................................................................