- Leticia is a city in the Amazon rainforest in southern Colombia, located on the border with Brazil and Peru. It is the capital of the department of Amazonas and is situated on the banks of the Amazon River. Leticia is often considered the gateway to the Colombian Amazon and is a popular destination for eco-tourism and exploration of the rainforest. The city has a population of around 50,000 people and offers various activities such as wildlife observation, river cruises, and visits to indigenous communities. It is also known for its biodiversity, with a wide range of plant and animal species found in the surrounding area. Leticia has a tropical rainforest climate with high temperatures and humidity throughout the year. It is accessible by air and boat, with a small international airport serving the city.