The United Nations World Tourism Organization (UNWTO) has tracked which countries spend the most on the tourism industry, earn the most from tourism, and which destinations in the world have become the most visited and popular, reports Euronews Travel. Germany, Italy, UK: Citizens that spent most on tourism German, British, and Italian tourists spend the most money on travel, according to the UNWTO. European countries lead the ranking in several categories. Chinese tourists spent the most: the total amount in 2023 reached about 183 billion euros. Having opened the borders for international tra…