paragraph_text: Upper Twin Island is a bar island in Ohio County, West Virginia on the Ohio River. It lies upstream from its twin, Lower Twin Island. Both islands are part of the city of Wheeling and situated between Martins Ferry, Ohio and mainland Wheeling.

paragraph_text: China shares international borders with 14 sovereign states. In addition, there is a 30 - km border with the special administrative region of Hong Kong, which was a British dependency before 1997, and a 3 km border with Macau, a Portuguese territory until 1999. With a land border of 22,117 kilometres (13,743 mi) in total it also has the longest land border of any country.

paragraph_text: The San Lucas AVA is an American Viticultural Area located in Monterey County, California. It is located at the southern end of Salinas Valley, shares an eastern border with the Chalone AVA, and is bordered on the west by the Santa Lucia Range foothills. The appellation has the largest diurnal temperature variation of any of California's AVAs. There is a current petition to designate the San Bernabe vineyard, located at the region's northern end, as its own AVA. The vineyard is currently the world's largest continuous vineyard.

paragraph_text: Findlay Ridge () is a broad ridge which rises to between Miers Valley and Hidden Valley in the Denton Hills of the Scott Coast, Victoria Land, Antarctica. It was named by the New Zealand Geographic Board (1994) after New Zealand geologist Robert H. Findlay, a member of the New Zealand Geological Survey field party to this area, 1977–78.

paragraph_text: Jimma Arjo is one of the woredas in the Oromia Region of Ethiopia. It shares the name of one of the subgroups of the Oromo people, the Jimma Arjo. Part of the Misraq Welega Zone, Jimma Arjo is bordered on the southwest by the Didessa River which separates it from the Illubabor Zone, on the northwest by Diga Leka, on the northeast by Guto Wayu, and on the southeast by Nunu Kumba. The administrative center of this woreda is Arjo.

paragraph_text: Vallis Snellius is a linear valley on the near side of the Moon. It is located in the rugged southeastern part of the visible surface, to the south of the Mare Fecunditatis. This feature is radial to the Mare Nectaris basin to the west-northwest, much like Vallis Rheita to the southwest, and the two likely share a common origin. The selenographic coordinates of this feature are , and it has a maximum length of 592 km, making it the longest named valley on the Moon.

paragraph_text: El Quinche is a city of Ecuador, in the Pichincha Province, about in a straight line distance northeast of the city of Quito. The city, administratively a rural parish of the canton of Quito, is located in the valley of the headwaters of the Guayllabamba River, to the west of Pambamarca. It borders Cayambe Canton to the northeast.

paragraph_text: Lac-Matapédia is an unorganized territory in the Bas-Saint-Laurent region of Quebec, Canada. It is named after and located on the northern shores of Lake Matapedia in the Matapédia Valley.

paragraph_text: Hidden Valley is a private residential community in Dearborn County, Indiana, United States. For statistical purposes it is a census-designated place (CDP), with a population of 5,387 at the 2010 census, up from 4,417 at the 2000 census.

paragraph_text: Cortes salamander (Cryptotriton nasalis) is a species of salamander in the family Plethodontidae. It is found in the Sierra de Omoa in northwestern Honduras and Sierra de Caral in eastern Guatemala, close to the border with Honduras. The vernacular name Cortes salamander refers to the Cortés Department where the type locality is located, whereas the alternative name Cortez' hidden salamander with the spelling "Cortez" and the apostrophe are errors.

paragraph_text: The Jazzihorn is a mountain of the Pennine Alps, located on the Swiss-Italian border. On the Italian side it is named "Pizzo Cingino Nord" as another summit is named "Pizzo Cingino Sud" on the south. The Jazzihorn has an elevation of 3,227 metres above sea level and lies between the valleys of Saastal (Valais) and Valle d'Antrona (Piedmont).

paragraph_text: Namangan (also in ) is a city in eastern Uzbekistan. It is the administrative, economic, and cultural center of Namangan Region. Namangan is located in the northern edge of the Fergana Valley, less than 30 km from the Kyrgyzstan border. The city is served by Namangan Airport.

paragraph_text: The Laughery Creek Bridge is a truss bridge on the border of Dearborn County, Indiana, and Ohio County, Indiana. It crosses Laughery Creek. This bridge was built in 1878. The Wrought Iron Bridge Company, a prolific late 19th-century bridge company, constructed the bridge. The bridge is seated on stone abutments. The deck surface is not original and is currently concrete. The bridge, nearly 300 feet in length, is a single span pin connected triple intersection Whipple through truss, and is the only example in the world of this truss type. The name bridge's nickname, "Triple Whipple Bridge" is a play on words. The double-intersection Pratt, which was called the Whipple truss configuration, was a far more common variation of the standard Pratt configuration. Since the Laughery Creek Bridge's members have three intersections instead of two, this gives rise to the "Triple Whipple" name. This bridge was listed on the National Register of Historic Places in 1976.

paragraph_text: Samara Valles is a valley bordering the Memnonia quadrangle and the Margaritifer Sinus quadrangle on Mars, located at approximately 25.1° south latitude and 19.1° west longitude. It is 615 km long and was named after the ancient name for modern Somme River, France.

paragraph_text: Richmond Valley is the name of a neighborhood located on the South Shore of Staten Island, one of the five boroughs of New York City, the largest city in the United States. Richmond Valley is bordered on the north by Pleasant Plains, to the south by Tottenville, to the west by the Arthur Kill, and to the east by the Lower New York Bay.

paragraph_text: Hidden Valley (formerly, Union House) is an unincorporated community in Placer County, California. Hidden Valley is located east-southeast of Rocklin. It lies at an elevation of 436 feet (133 m).

paragraph_text: Adaba is one of the woredas in the Oromia Region of Ethiopia; it shares the name of its administrative center, Adaba. Part of the West Arsi Zone, Adaba is bordered on the southwest by Nensebo, on the west by Dodola, on the northwest by the Shabelle River which separates it from the Gedeb Asasa, and on the east and south by Bale Zone.

paragraph_text: Tatra County () is a unit of territorial administration and local government (powiat) in Lesser Poland Voivodeship, southern Poland, on the Slovak border. It came into being on January 1, 1999, as a result of the Polish local government reforms passed in 1998. Its administrative seat and only town is Zakopane, which lies south of the regional capital Kraków. The county takes its name from the Tatra mountain range, which covers most of its territory.

paragraph_text: Mirabilite Pond is an alkali pond at a high elevation in the southern part of Antarctica's Hidden Valley, west of Koettlitz Glacier. The pond is located on the northern side of the ridge that bounds the southeast part of Hidden Valley. The feature was studied by U.S. geologist Troy L. Pewe in 1957–58 whose finding of a thin film of the white salt mirabilite (Glauber's salt) around the edge of the pond suggested the name.

paragraph_text: Gmina Włodawa is a rural gmina (administrative district) in Włodawa County, Lublin Voivodeship, in eastern Poland, on the border with Belarus and Ukraine. Its seat is the town of Włodawa, although the town is not part of the territory of the gmina.

Question: What river provided the name for the county, which borders another county, where Hidden Valley can be found?
Answer: Ohio River