Question: Towlers Bay  is located in a national park that is situated how many Kilometers from Sydney ?

Context paragraphs:
Towlers Bay, New South Wales: Towlers Bay is a locality in Ku-ring-gai Chase National Park, north of the city of Sydney, New South Wales, Australia, situated on the Northern Beaches.  The bay located there, formerly of the same name, was renamed Morning Bay on 31 August 1984.  It had been named after Bill Toler, who used to camp in the area in the 19th century.

Ku-ring-gai Chase National Park: The Ku-ring-gai Chase National Park is a protected national park that is located in New South Wales, Australia.  The 14977 ha national park is situated 25 km north of Sydney located largely within the Ku-ring-gai, Hornsby, Warringah and Pittwater local government areas.  The villages of Cottage Point, Appletree Bay, and Bobbin Head are located within park boundaries.  An isolated portion of the park; Barrenjoey Headland, is located to the north of Palm Beach east of the primary park body and is home to Barrenjoey Lighthouse.

Guanacaste National Park (Costa Rica): Guanacaste National Park, in Spanish Parque Nacional Guanacaste , is part of the Area de Conservación Guanacaste World Heritage Site, is a National Park in the northern part of Costa Rica, from the slopes of the Orosí and Cacao volcanoes west to the Interamerican Highway where it is adjacent to the Santa Rosa National Park.  It was created in 1989, partially due to the campaigning and fund-raising of Dr. Daniel Janzen to allow a corridor between the dry forest and rain forest areas which many species migrate between seasonally.  The park covers an area of approximately 340 square kilometers, and includes 140 species of mammals, over 300 birds, 100 amphibians and reptiles, and over 10,000 species of insects that have been identified.  It was this high density of bio-diversity that encouraged the Costa Rican government to protect this area.  The Guanacaste National Park weaves the neighboring Santa Rosa National Park with the high altitude forests of the two volcanoes, Orosi and Cacao, and the rainforest of the Caribbean in the country's north.

Kanangra-Boyd National Park: The Kanangra-Boyd National Park is a protected national park that is located in the Central Tablelands region, west of the Southern Highlands and Macarthur regions, in New South Wales, in eastern Australia.  The 68660 ha national park is situated approximately 180 km south-west of Sydney.  and is contiguous with the Blue Mountains National Park and the Nattai National Park.  The park was established in 1969.

Mago National Park: Mago National Park is one of the National Parks of Ethiopia.  Located in the Southern Nations, Nationalities, and Peoples' Region about 782 kilometers south of Addis Ababa and north of a large 90° bend in the Omo River, the 2162 square kilometers of this park are divided by the Mago River, a tributary of the Omo, into two parts.  To the west is the Tama Wildlife Reserve, with the Tama river defining the boundary between the two.  To the south is the Murle Controlled Hunting Area, distinguished by Lake Dipa which stretches along the left side of the lower Omo.  The park office is 115 kilometers north of Omorate and 26 kilometers southwest of Jinka.  All roads to and from the park are unpaved.

Berowra Valley National Park: The Berowra Valley National Park is a protected national park that is located in the North Shore region of Sydney, New South Wales, in eastern Australia.  The 3884 ha national park is situated approximately 20 km north of the Sydney central business district, and approximately 1 km from each of Thornleigh , Pennant Hills , Westleigh , Dural , and Hornsby Heights .  Located within the Sydney Basin, the park is part of the dissected Hornsby Plateau which is dominated by Hawkesbury Sandstone and predominately covers the catchment area of Berowra Creek.

Omo National Park: Omo National Park is one of the national parks of Ethiopia.  Located in the Southern Nations, Nationalities, and Peoples' Region on the west bank of the Omo River, the park covers approximately 4,068 square kilometers, about 870 kilometers southwest of Addis Ababa; across the Omo is the Mago National Park.  Although an airstrip was recently built near the park headquarters on the Mui River, this park is not easily reachable; the Lonely Planet guide "Ethiopia and Eritrea" describes Omo National Park as "Ethiopia's most remote park."

Lane Cove National Park: The Lane Cove National Park is a protected national park that is located within metropolitan Sydney, in New South Wales, in eastern Australia.  The 372 ha national park is situated about 10 km north-west of the Sydney central business district.  The park consists of land near the banks of the Lane Cove River, which flows generally south-east into Sydney Harbour.  It also extends to the outskirts of Pennant Hills and Wahroonga .

Kamay Botany Bay National Park: Kamay Botany Bay National Park is a protected national park that is located in the Sydney metropolitan region of New South Wales, in eastern Australia.  The 456 ha national park is situated approximately 16 km south-east of the Sydney central business district, on the northern and southern headlands of Botany Bay.  The northern headland is at La Perouse and the southern headland is at Kurnell.

Jozani: Jozani is a village on the Tanzanian island of Unguja (Zanzibar Island).  It is located in the southeast of the island, 3.1 miles (5 km) south of Chwaka Bay, close to the edge of the Jozani-Chwaka Bay National Park.  It is primarily a farming community of about 800 people.  Jozani Village is located 21.7 miles (35 km) south-east of Zanzibar Town off the road leading to Paje, Zanzibar.  It is easily reached by public buses 309 and 310, by chartered taxi or as an organized tour from Zanzibar Town.  These tours are often in combination with dolphin observation in Kizimkazi, one of Zanzibar’s oldest settlements with a tiny 12th century mosque open to public.  The main road on the island, connecting the west and east coasts of Zanzibar, also connects to Jozani.  Besides public bus routes 9, 10 and 13, you can also get here from Zanzibar Town by dala-dala number 309, 310, 324, and 326.  Jozani is a small and rural village, situated in the innermost part of the Pete Inlet Bay, immediately south of the Jozani Chwaka Bay National Park.  It is one of six rural villages surrounding the park.  Residents here depend to a large degree on the Jozani Forest as a source of firewood, hunting, building resources, farming, fishing, and more.  The village also operates ecotourism in the Jozani Forest and has constructed a 0.6 mile (1 km) boardwalk through the mangroves at the southern road entrance into the national park.  Many villagers work as authorized guides for tours in the southern tip of Jozani Forest.

Supporting paragraphs: Towlers Bay, New South Wales Ku-ring-gai Chase National Park
Answer: 25 km