Question: Mills River is a tributary of the river that starts in what Transylvania County, North Carolina town?

full_context: Document 1: French Broad River: The French Broad River flows 218 mi from near the town of Rosman in Transylvania County, North Carolina, into the state of Tennessee. Its confluence with the Holston River at Knoxville is the beginning of the Tennessee River. The river flows through the counties of Transylvania, Buncombe, Henderson, and Madison in North Carolina, and Cocke, Jefferson, Sevier, and Knox in Tennessee, and drains large portions of the Pisgah National Forest and the Cherokee National Forest.
Document 2: Nolichucky River: The Nolichucky River is a 115 mi river that flows through Western North Carolina and East Tennessee, in the southeastern United States. Traversing the Pisgah National Forest and the Cherokee National Forest in the Blue Ridge Mountains, the river's watershed is home to some of the highest mountains in the Appalachians, including Mount Mitchell, the highest point in the eastern United States. The river is a tributary of the French Broad River, and is impounded by Nolichucky Dam near Greeneville, Tennessee.
Document 3: Fontana Lake: Fontana Lake is a reservoir impounded by Fontana Dam on the Little Tennessee River located in Graham and Swain counties in North Carolina. The lake forms part of the southern border of Great Smoky Mountains National Park and the northern border of part of the Nantahala National Forest. Depending on water levels, the lake is about 17 mi long. The eastern end is the Tuckasegee River near Bryson City. It has an average depth of 135 ft and reaches a maximum depth of 440 ft , making it the deepest lake in North Carolina. The lake has many inlets into coves and many islands formed from former mountain peaks, especially near the eastern end. As with most dam-impounded lakes, the steep banks are exposed when water levels are low. Many towns were submerged shortly after the creation of Fontana Lake, such as Proctor and Judson.
Document 4: Swannanoa River: The Swannanoa River flows through the Swannanoa Valley of western North Carolina, and is a major tributary to the French Broad River. It begins at its headwaters in Black Mountain, NC, however, it also has a major tributary near its headwaters: Flat Creek, which begins on the slopes of Mount Mitchell. The Swannanoa River ends when it meets the French Broad at Biltmore Estate in Asheville. The river is 22 miles or 35 kilometers long, and it flows entirely within the geographical boundaries of Buncombe County. It is a valuable resource to the county, providing drinking water to the Asheville metropolitan area, and numerous recreational opportunities. In September 2004, massive rains from the remnants of Hurricane Frances and Hurricane Ivan caused the Swannanoa to flood, causing major damage to the Biltmore Village section of Asheville, and to the other communities that it flows through.
Document 5: North River (Tennessee): The North River of Tennessee is a major tributary of the Tellico River. It rises in the Unicoi Range, which are geologically related to the Smoky Mountains to the north, in Monroe County, Tennessee inside Cherokee National Forest. Its entire course is located in a very scenic, very isolated area; for the vast majority of its length it is parallel by Forest Road 217, also called North River Road, managed by the Forest Service of the United States Department of Agriculture. It flows very roughly east to west. There is a Forest Service campground located near its confluence with the Tellico, which is located upstream and opposite that of the Tellico's other major tributary, the Bald River.
Document 6: Holston River: The Holston River is a 136 mi river that flows from Kingsport, Tennessee, to Knoxville, Tennessee. Along with its three major forks (North Fork, Middle Fork and South Fork), it comprises a major river system that drains much of northeastern Tennessee, southwestern Virginia, and northwestern North Carolina. The Holston's confluence with the French Broad River at Knoxville marks the beginning of the Tennessee River.
Document 7: Cullasaja River: The Cullasaja River is a short river located entirely in Macon County, North Carolina. It is a tributary of the Little Tennessee River (and in turn the Tennessee River, Ohio River and Mississippi River), into which it flows near the county seat of Franklin. It originates to the southeast, near Highlands, the county's only other town. It flows from Lake Sequoyah, which is fed by Mirror Lake and other creeks and streams originating on the western side of the Eastern Continental Divide, which runs through the east side of Highlands.
Document 8: Blue Ridge Parkway: The Blue Ridge Parkway is a National Parkway and All-American Road in the United States, noted for its scenic beauty. The parkway, which is America's longest linear park, runs for 469 mi through 29 Virginia and North Carolina counties, linking Shenandoah National Park to Great Smoky Mountains National Park. It runs mostly along the spine of the Blue Ridge, a major mountain chain that is part of the Appalachian Mountains. Its southern terminus is at U.S. 441 on the boundary between Great Smoky Mountains National Park and the Cherokee Indian Reservation in North Carolina, from which it travels north to Shenandoah National Park in Virginia. The roadway continues through Shenandoah as Skyline Drive, a similar scenic road which is managed by a different National Park Service unit.
Document 9: Toccoa/Ocoee River: The Toccoa River and Ocoee River are the names in use for a single 93 mi river that flows northwestward through the southern Appalachian Mountains of the southeastern United States. It is a tributary of the Hiwassee River, which it joins in Polk County, Tennessee, near the town of Benton. Three power generating dams are operated along it.
Document 10: Mills River (North Carolina): The Mills River is located in Transylvania and Henderson counties, North Carolina, United States is a tributary of the French Broad River. The river flows out of the Pisgah Ranger District of the Pisgah National Forest in two forks: the North Fork, which drains the slopes just south of the Blue Ridge Parkway between Asheville and Mount Pisgah, and the South Fork, which drains the area of the Pisgah Ranger District just east of the Cradle of Forestry in America, including the slopes of Black Mountain. The Mills River flows into the French Broad River northwest of Hendersonville between NC 191 and Interstate 26.
Document 11: Tennessee River Blueway: The Tennessee River Blueway is a 50 mi section of the Tennessee River that flows between the Chickamauga Dam and the Nickajack Dam and through downtown Chattanooga, Tennessee and the Tennessee River Gorge. The city of Chattanooga and the Tennessee River Gorge Trust along with other agencies have designated the section of river as a blueway for a canoe and kayak paddlers to travel and enjoy. Along the way, travelers will find primitive camping areas next to the river, a vibrant mix of museums, restaurants, activities, entertainment and natural attractions.
Document 12: Bald River: The Bald River is a river located in Monroe County, Tennessee in the Cherokee National Forest. It is a tributary of the Tellico River. Just before it empties into the Tellico, the river falls over a large waterfall, Bald River Falls, which is variously reported as being between 80 and 100 feet (25 and 30 m) high. The river then flows under a bridge on Forest Service Road 120 (the falls and the river mouth are both very readily visible from the bridge). The falls is regarded as the most impressive and scenic waterfall in East Tennessee. The river is short in length but powerful as it flows through a steep, densely wooded valley and it is constantly replenished by the area's frequent rains. It rises just north of the North Carolina state line near the crest of the Unicoi Mountains and flows northeast for a short distance before turning to the northwest.
Document 13: Mills River Chapel: Mills River Chapel, also known as Mills River United Methodist Church, is a historic Methodist chapel located near Mills River, Henderson County, North Carolina. It was built in 1860–1861, and is a one-story, rectangular, vernacular Greek Revival-style church. It features a front portico with four, square, recessed panel wooden columns. Adjacent to the church is the contributing church cemetery, with gravestones dating from as early as 1824.
Document 14: Watauga River: The Watauga River is a large stream of western North Carolina and East Tennessee. It is 78.5 mi long with its headwaters on the slopes of Grandfather Mountain and Peak Mountain in Watauga County, North Carolina.
Document 15: Mills River, North Carolina: Mills River is a town located in Henderson County, North Carolina (USA). The town took its name from the nearby confluence of the Mills River and French Broad River. It is part of the Asheville Metropolitan Statistical Area. It was incorporated into a town in June, 2003. Sierra Nevada opened a brewery in Mills River in 2014.
ground_truth: Rosman