Montague Island is a continental island contained within the Montague Island Nature Reserve, a protected nature reserve that is located offshore from the South Coast region of New South Wales, in eastern Australia.
 The nearest town located onshore from the 81 ha reserve and island is Narooma , situated approximately 9 km to the northwest.
Narooma is a town in the Australian state of New South Wales on the far south coast.
 The town is on the Princes Highway and the name Narooma is said to be derived from the Aboriginal word meaning ‘clear blue waters’.
 At the 2016 census , Narooma had a population of 2,605 people.
The Western Australian border was originally designated as 129th meridian east longitude (129° east).
 However, the border marked on the ground is some distance from this line.
 Kununurra is the closest town to the Western Australian border, being about 25 km west of the border.
 The closest settlement is Border Village, 1,734 km to the south on the South Australian side of the border, on Eyre Highway.
Santa Carolina is an island between the Mozambican mainland and Bazaruto Island in Mozambique.
 The closest town is called Inhassoro.
 It is just 2x0.3 miles in size.
 Santa Carolina is a true rock island with deep channels.
 Santa Carolina has three beaches with coral reefs close to the shore.
 The island, also known as Paradise Island is regarded as the ‘gem’ of the islands forming the Bazaruto Archipelago which is a proclaimed marine national park.
Montague Island Light is an active lighthouse on Montague Island, an island 9 km offshore from Narooma on the south coast of New South Wales, Australia.
 The lighthouse is located at the highest point of the island.
Santa Clara is a beach town in Coclé Province, Panama.
 The settlement is a small fishing village with tourist lodgings and Panamanians' weekend homes.
 It is located just off the Inter-American Highway, 11 km southwest of the El Valle turnoff and 100 km southwest of Panama City.
 The closest town is beach resort Farallón.
 Santa Clara's stretch of white sand beach is relatively uncrowded, and there are more locals and fewer tourists in Santa Clara than at other nearby beaches.
La Misión or Misión de San Miguel is a village in Baja California located on Mexican Federal Highway 1 approximately 41 miles south of the San Ysidro border crossing on the Gold Coast of the Baja California peninsula.
 The census of 2010 reported a population of 920 inhabitants.
 The small town of Primo Tapia, located 15 km north, is the closest town to La Misión.
 Puerto Nuevo, known for their lobster restaurants, is 20 km north of the village.
 La Mision is so small, it's often simply referred to as "K-44" or "kilometro 44", which is its nearest highway marker.
 The port city of Ensenada is 50 km south of La Misión while the town of Rosarito is 40 km north.
Pudumadam is a village in Ramanathapuram district in the Indian state of Tamil Nadu.
 It is located of National Highway 47 in road Rameshwaram.
 Pudumadam is 4 km from Uchippuli which is on the National Highway 49 (NH 49).
 NH 49 runs from Kochi to Rameswaram.
 The nearest railway station is Uchippuli but express trains do not stop here.
 The closest town is Ramanathapuram and is 25 km from Pudumadam.
 Pudumadam is an isthmus (Thin stretch of land that connects two larger land masses with water on both sides)
The Bab al-Hawa Border Crossing (Arabic: معبر باب الهوى‎ ‎ , "Gate of the Winds") is an international border crossing between Syria and Turkey.
 It is situated on the M45 Syrian Highway and D827 Turkish Highway between the cities of İskenderun and Aleppo, and is known for its long lines of trucks and buses.
 The closest town on the Turkish side of the border is Reyhanlı in the Hatay Province, and the closest towns on the Syrian side are ad-Dana and Atarib.
 The crossing is the site of a 6th-century triumphal arch.
Sargents is an unincorporated community in Pike County, Ohio, United States.
 The closest highway is U.S. Route 23, the main street is Wakefield Mound Road, and the closest town is Piketon.
 Sargents is named after the Sargent brothers who came from Maryland in the 1790s.
 They worked to start a station for liberated slaves in Ohio, which later became later part of the underground Railroad.

Question: What highway is the closest town to Montague Island located on?
Answer: Princes Highway