老挝, or Laos, is a landlocked country in Southeast Asia, bordered by China to the north, Vietnam to the east, Cambodia to the southeast, Thailand to the west, and Myanmar to the northwest. The capital city is Vientiane, known for its French colonial architecture and Buddhist temples. The country is characterized by mountainous terrain and the Mekong River, which flows along its western border. The official language of 老挝 is Lao, and the currency is the Lao kip. The population is diverse, with various ethnic groups contributing to its rich culture. Agriculture is a significant part of the economy, with rice being the main crop. Tourism is also growing, attracting visitors to its natural beauty and historical sites.