Liberia is a district and the largest city in the Guanacaste Province of Costa Rica, located 215 kilometres (134 mi) northwest of the national capital, San José. Part of the Liberia canton, it is a major center for the country's tourism industry.

Guanacaste is a province of Costa Rica located in the northwestern region of the country, along the coast of the Pacific Ocean. It is bordered by Nicaragua to the north, Alajuela Province to the east, and Puntarenas Province to the southeast. It is the most sparsely populated of all the provinces of Costa Rica. The province covers an area of 10,141 square kilometres (3,915 sq mi) and as of 2010, had a population of 354,154, with annual revenue of $2 billion.