Question: What state park attraction is at the easternmost point of the contiguous United States located on a State park purchased by Maine in 1962?

Context articles: Prompton State Park
Montauk Point Light
Harriman State Park (Idaho)
Chugach State Park
Quoddy Head State Park
West Quoddy Head Light
Rocky Point State Park
Humboldt Redwoods State Park
Anza-Borrego Desert State Park
McCalls Dam State Park

Prompton State Park is a Pennsylvania state park on 2000 acre in Clinton and Dyberry Townships, Wayne County, Pennsylvania in the United States.
 This park, which was established in 1962, is officially listed by the Pennsylvania Department of Conservation and Natural Resources as being undeveloped.
 This means that it is officially a state park but the PA-DCNR is not currently managing the park.
 However, the lands of the park are open to visitors.
 Friends of Prompton State Park, a grassroots organization is working to take over management of the park in much the same way that Salt Springs State Park in Susquehanna County is managed by The Friends of Salt Springs Park.
 Northeast Sports Ltd. of Honesdale sponsors several outdoor sports events that are held at the park.
 Prompton State Park is 4.2 mi west of Honesdale on Pennsylvania Route 170.
The Montauk Point Light is a lighthouse located adjacent to Montauk Point State Park, at the easternmost point of Long Island, in the hamlet of Montauk in the Town of East Hampton in Suffolk County, New York.
 The lighthouse was the first to be built within the state of New York, and was the first public works project of the new United States.
 It is the fourth oldest active lighthouse in the United States.
 Long listed on the National Register of Historic Places, in 2012, it was designated as a National Historic Landmark for its significance to New York and international shipping in the early Federal period.
Harriman State Park is a state park in eastern Idaho, United States.
 It is located on an 11000 acre wildlife refuge in the Greater Yellowstone Ecosystem and is home to an abundance of elk, moose, sandhill cranes, trumpeter swans, and the occasional black or grizzly bear.
 Two-thirds of the trumpeter swans that winter in the contiguous United States spend the season in Harriman State Park.
 The land was deeded to Idaho for free in 1977 by Roland and W. Averell Harriman, whose insistence that the state have a professional park managing service helped prompt the creation of the Idaho Department of Parks and Recreation in 1965.
 The park opened to the public in 1982.
 It is located in Fremont County, 3 mi south of Island Park, Idaho.
 Henry's Fork, a fly-fishing stream, winds through the meadows of Harriman State Park.
 In winter, many of its roads and trails are groomed for cross country skiing.
Chugach State Park covers 495,204 acres (2,004 square kilometers) immediately east of the Anchorage Bowl in south-central Alaska.
 Though primarily in the Municipality of Anchorage, a small portion of the park north of the Eklutna Lake area in the vicinity of Pioneer Peak lies within the Matanuska-Susitna Borough.
 Established by legislation signed into law on August 6, 1970, by Alaska Governor Keith Miller, this state park was created to provide recreational opportunities, protect the scenic value of the Chugach Mountains and other geographic features, and ensure the safety of the water supply for Anchorage.
 The park, managed by Alaska State Parks, is the third-largest state park in the United States, and consists of geographically disparate areas each with different attractions and facilities.
 Only Anza-Borrego Desert State Park in California and Wood-Tikchik State Park in western Alaska are larger.
 Hunting and fishing are permitted in the Chugach under regulations established by the Alaska Department of Fish and Game for game management unit 14c.
 Target practice is not allowed within the park boundaries.
 In January of 2017, Chugach State Park was named the best state park in Alaska.
Quoddy Head State Park is a state park located four miles off Maine State Route 189 in Lubec, Maine on the easternmost point of land in the continental United States.
 On its 541 acre , purchased by the state in 1962, the park features 5 mi of hiking trails, extensive forests, two bogs, diverse habitat for rare plants, and the striking, red-and-white striped lighthouse tower of West Quoddy Head Light.
West Quoddy Head, in Quoddy Head State Park, Lubec, Maine, is the easternmost point of the contiguous United States.
 Since 1808, there has been a lighthouse there to guide ships through the Quoddy Narrows.
 The current one, with distinctive red-and-white stripes, was built in 1858, and is an active aid to navigation.
 Photographs and paintings of this lighthouse are frequently reproduced.
 The 3rd order Fresnel lens is the only 3rd order and one of only eight Fresnel lenses still in use on the Maine Coast.
Rocky Point State Park is a passive use state park on Narragansett Bay in Warwick, Rhode Island.
 The land has been a public attraction since the mid-1800s, most notably as Rocky Point Amusement Park.
 When the amusement park closed in 1995, it sat abandoned for years until the city and state purchased the land in stages between 2008-2013.
 It reopened to the public as a state park in October 2014.
Humboldt Redwoods State Park is a state park of California, United States, containing Rockefeller Forest, the world's largest remaining contiguous old-growth forest of coast redwoods.
 It is located 30 mi south of Eureka, California, near Weott in southern Humboldt County, within Northern California, named after the great nineteenth-century scientist, Alexander von Humboldt.
 The park was established by the Save-the-Redwoods League in 1921 largely from lands purchased from the Pacific Lumber Company.
 Beginning with the dedication of the Raynal Bolling Memorial Grove, it has grown to become the third-largest park in the California State Park system, now containing 51651 acre through acquisitions and gifts to the state.
Anza-Borrego Desert State Park (ABDSP) is a state park located within the Colorado Desert of southern California, United States.
 The park takes its name from 18th century Spanish explorer Juan Bautista de Anza and "borrego", the Spanish word for bighorn sheep.
 With 600,000 acres (240,000 ha) that includes one-fifth of San Diego County, ABDSP is the largest state park in California and, after New York's Adirondack Park, the second largest in the contiguous United States.
 The park occupies eastern San Diego County and reaches into Imperial and Riverside counties, enveloping two communities: Borrego Springs (home of the park headquarters) and Shelter Valley.
McCalls Dam State Park is a Pennsylvania state park on 8 acre in Miles Township, Centre County, Pennsylvania in the United States.
 The park is in the easternmost tip of Centre County, south of Clinton County and north of Union County.
 McCalls Dam State Park is in a remote location on a gravel road between R. B. Winter State Park on Pennsylvania Route 192 and Eastville on Pennsylvania Route 880.
 The park can only be accessed in the winter months by snowmobiling or cross-country skiing.