Peru is a multiethnic country formed by the combination of different groups over five centuries, so people in Peru usually treat their nationality as a citizenship rather than an ethnicity. With about 29.5 million inhabitants, Peru is the fourth most populous country in South America. Tourism in Peru makes up the nation's third largest industry, behind fishing and mining. Tourism is the most rapidly growing industry in Peru, growing annually at a rate of 25% over the past five years. Tourism is growing in Peru faster than any other country in South America