Question: Which river winds through the southern Appalachian Mountains in Tennessee, providing scenic bluffs for the Ocoee Scenic Byway?

Context paragraphs:
Ocoee Scenic Byway: The Ocoee Scenic Byway is a 26 mi National Forest Scenic Byway and Tennessee Scenic Byway that traverses through the Cherokee National Forest, in East Tennessee.  It is part of U.S. Route 64, and features the Ocoee Whitewater Center and scenic bluffs along Ocoee River and Gorge.

Forest Heritage Scenic Byway: The Forest Heritage Scenic Byway is a 76.7 mi National Forest Scenic Byway, National Scenic Byway and North Carolina Scenic Byway that traverses through the Pisgah National Forest, in Western North Carolina.  It features the Cradle of Forestry, waterfalls, trails and scenic vistas.

Catalina Highway: The Catalina Highway, officially the General Hitchcock Highway, is the popular name for a Forest Highway and scenic route located in Pima County in southern Arizona.  Also known as the Sky Island Scenic Byway, the Mount Lemmon Highway and Arizona Forest Highway 39, the Catalina Highway is the only paved roadway providing access to the resort village of Summerhaven as well as various recreational and scientific facilities located near the summit of Mount Lemmon.  Ascending from the desert floor in Tucson to near the summit of Mount Lemmon, the short highway gains over 6000 ft , showcasing a variety of climates ranging from lowland desert to alpine forests.  The name sky island comes from the analogy of these mountains being like islands of forest in a sea of desert.  It is designated as a scenic byway by the National Scenic Byways Program.  and an Arizona Scenic Road by the Federal Highway Administration.

Black River National Forest Scenic Byway: The Black River National Forest Scenic Byway is a National Forest Scenic Byway that runs along the Black River in the Ottawa National Forest in the U.S. state of Michigan.  The byway follows County Road 513 (CR 513) through Gogebic County in the Upper Peninsula.  As a county road, it is maintained jointly by the Gogebic County Road Commission (GCRC) with assistance from the U.S. Forest Service (USFS).  The byway provides access to several waterfalls and other visitor attractions in the area.  The route of the byway first existed as a wagon road in the 1840s and as a county road in the 1920s.  The byway designation was instituted on June 20, 1992, and the byway was dedicated later that year.

New Jersey Route 29: Route 29 is a state highway in the U.S. state of New Jersey.  It runs 34.76 mi from an interchange with Interstate 295 (I-295) in Hamilton Township in Mercer County, where it continues as I-195, to Route 12 (Bridge Street / Race Street) in Frenchtown, Hunterdon County.  Between the southern terminus and I-95, the route is a mix of freeway and four-lane divided highway that runs along the Delaware River through Trenton.  This section includes a truck-restricted tunnel that was built along the river near historic houses and Riverview Cemetery.  North of I-95, Route 29 turns into a scenic and mostly two-lane highway.  North of the South Trenton Tunnel, it is designated the Delaware River Scenic Byway, a New Jersey Scenic Byway and National Scenic Byway, that follows the Delaware River in mostly rural sections of Mercer County and Hunterdon County.  The obsolete Delaware & Raritan Canal usually stands between the river and the highway.  Most sections of this portion of Route 29 are completely shaded due to the tree canopy.  Route 29 also has a spur, Route 129, which connects Route 29 to U.S. Route 1 (US 1) in Trenton.

Arkansas Highway 7: Highway 7 (AR 7, Ark. 7, Hwy.  7, and partially Scenic 7 Byway) is a north–south state highway that runs across the state.  As Arkansas's longest state highway, the route runs 297.27 mi from Louisiana Highway 558 at the Louisiana state line north to Bull Shoals Lake at Diamond City near the Missouri state line.  With the exception of the segment north of Harrison, Highway 7 has been designated as an Arkansas Scenic Byway and a National Forest Scenic Byway.  The road passes through the heart of both the Ozark Mountains and the Ouachita Mountains, and features scenic views.  It's the route favored by motorcycle riders touring the region.

Volcanic Legacy Scenic Byway: The Volcanic Legacy Scenic Byway is an All-American Road in the U.S. states of California and Oregon.  It is roughly 500 miles (800 km) long and travels through the Cascade Range past numerous volcanoes.  It is composed of two separate National Scenic Byways, the Volcanic Legacy Scenic Byway - Oregon and Volcanic Legacy Scenic Byway - California.  The latter also wholly includes the Lassen Scenic Byway.

River Road National Scenic Byway: The River Road National Scenic Byway (also called the River Road National Forest Scenic Byway) is a National Scenic Byway and National Forest Scenic Byway in the US state of Michigan.  This 23+1/2 mi byway follows M-65 and River Road; it extends eastward into the Huron National Forest and ends in the historic community of Oscoda near Lake Huron.  The road parallels the historic Au Sable River (French: "Rivière aux Sable" , "River of Sand") which has historically been a major transportation route for floating Michigan’s giant white pine from the forest to the saw mill towns on Lake Huron.  Along its course, the roadway offers access to several recreational areas as well as the local scenery.  The section of the River Road that follows M-65 was added to the State Trunkline Highway System in the 1930s.  The River Road was given National Forest Scenic Byway status in 1988, and National Scenic Byway status in 2005.

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.

Lakes to Locks Passage: The Lakes to Locks Passage is a scenic byway in northeastern New York in the United States and in southern Quebec in Canada.  The byway unifies the interconnected waterway of the upper Hudson River, Champlain Canal, Lake George, and Lake Champlain; this waterway is the core of North America’s first "super-highway" between upstate New York and the Canadian province of Quebec.  The initiatives of the Lakes to Locks Passage aim to unify the byway corridor as a single destination.  The US portion of the passage is a New York State Scenic Byway, a National Scenic Byway, and an All-American Road.

Supporting paragraphs: Ocoee Scenic Byway Toccoa/Ocoee River
Answer: Toccoa River and Ocoee River