Managua that Managua will experience a severe earthquake every 50 years or less. Managua features four smaller crater lakes or lagoons within city limits. The most centrally located is the Tiscapa Lagoon in the Tiscapa Lagoon Natural Reserve. Managua, due to its tropical climate, varied topography, naturally fertile soils, and abundant rain and water sources, boasts a great variety of flora. Many different types of trees, some of which are not found elsewhere in the world, appear, including "chilamate"s, "ceibo"s, "pochote"s, "genízaro"s, "tigüilote"s, royal palms, "piñuela"s and "madroño"s (Nicaragua's national tree) surround the city. During the rainy season (May to November),
South American Cross Country Championships South American Cross Country Championships The South American Cross Country Championships is an annual continental cross country running competition for athletes from South America or, more specifically, member countries of CONSUDATLE. It was first held in 1986, making it the oldest of the continental cross country championships. The event is typically held in late February or early March. The South American Championships in Athletics were the precursor to the competition in that cross country was featured on the main athletics programme between 1924 and 1949. After the introduction of an independent championships in 1986, multiple races were held: the initial