160 km. Autopista San Cristóbal - La Fría. It is a motorway currently under construction, projected to link San Cristóbal and La Fría. Some parts of the motorway are already open, such as San Cristóbal - Palmira (18 km), Lobatera - San Juan de Colón (16 km) and San Félix - La Fría (19 km). Autopista Simón Bolívar. It links Ciudad Guayana and Puerto Ordaz with Ciudad Bolívar. It has a length of 131 km. Autopista Valencia - Puerto Cabello. It extends from Guacara, to Puerto Cabello in the Caribbean coast. It has a length of 60 km. Autopista Valera - Trujillo. It connects the city of Valera with Trujillo. It extends for 34 km. Autopista Zulia - Lara. It extends from Barquisimeto to Maracaibo, two of the main population centres of Venezuela. It also links Carora, Ciudad Ojeda and Cabimas. It has a length of 293 km. Avenida Juan Bautista Arismendi. It connects Porlamar and Punta de Piedras. It has a length of 36 km. Carretera Rafael Caldera. It is a two lane expressway that links Mérida with El Vigía. It has a length of 60 km. Intercomunal Coro - Punto Fijo. It connects Coro and Punto Fijo. It extends for 79 km. Waterways 7,100 km; Rio Orinoco (400 km) and Lago de Maracaibo accept oceangoing vessels Pipelines extra heavy crude 980 km crude oil 6,694 km refined products 1,620 km natural gas 5,347 km (2010) Ports and harbors Air travel In 2012, Venezuela had 492 airports. In 2014, due to difficulty converting bolivars to other currencies, many international airline either cut back or entirely cancelled service to the country. A shortage of seats caused international ticket prices to rise; one report found airfare to Miami more than double the fare to Miami from Bogota in Colombia. Airports - with paved runways total: 128 over3,047 m: 6 2,438 to 3,047 m: 9 1,524 to 2,437 m: 35 914 to 1,523 m: 61 under 914 m: 17 (2012) Airports - with unpaved runways total: 364 2,438 to 3,047 m: 3 1,524 to 2,437 m: 55 914 to 1,523 m: 113 under 914 m: 193 (2012) Heliports 3 (2012) Cable car At one time Venezuela had the world's highest cable car. The Mérida cable car opened in 1960, connecting Mérida with the top of the Sierra Nevada de Mérida. It was closed indefinitely in 2008, having reached the end of its