Pan-American Highway (South America) among these countries. It is crossed by three large rivers, but an international system of ferries helps cross these natural obstacles. The highway begins its path through South America in Colombia. However, a branch called the Simon Bolivar Highway runs through Venezuela. This stretch of the highway is an important link between Caracas and Bogotá. The road begins as Venezuela Highway 9 in Güiria, a small town in the state of Sucre just west of Trinidad along the Gulf of Paria coastline. From Güiria, the highway winds west towards the town of Yaguaraparo. Once the highway reaches Yaguaraparo, on the
USS Simon Bolivar (SSBN-641) by her two crews continued until 7 February 1971, when she returned to Newport News for overhaul and conversion of her ballistic missile system to support Poseidon missiles. "Simon Bolivar" departed Newport News on 12 May 1972 for post-overhaul shakedown operations and refresher training for her two crews, which lasted until 16 September 1972. By the end of 1972, she had resumed deterrent patrols while operating from the SSBN refit site in Rota, Spain serviced by submarine tender as part of Submarine Squadron 16. During the summer of 1974, "Simon Bolivar" completed what was to be her final refit at