
Adams Lake is a 16.7 miles trail located in Eagle County, Colorado (USA), at an elevation of 10,400 to 11,217 feet.
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The historic town of Alma is a Statutory Town located in Park County, Colorado, United States. The town population was 179 at the U.S. Census 2000.
Alpine Loop is a byway located in Colorado, with a total length of 65.0 mi (104.6 km). Portions of this byway may require a 4-wheel drive vehicle.

Altamont Pass is a 1,009 ft (308 m) mountain pass in the Diablo Range between Livermore in the Livermore Valley and Tracy in the San Joaquin Valley in Northern California.
Altus Ave (or Highway to Hell) is a 5.3 mi road located in Mojave, a census-designated place (CDP) in Kern County, California, United States. This road became famous for a picture in Google Street View.

Amasa Back Trail is a 6 miles one way dirt road, located in Moab, Utah (USA), which begins five miles west of U.S. Highway 191 on the Kane Creek Road.

The Angeles Crest Highway is a two-lane (one lane of travel in each direction) segment of California State Route 2, a mountain road, in the United States.

The Apache Trail in Arizona (USA) was a stagecoach trail that ran through the Superstition Mountains. It was named the Apache Trail after the Apache Indians who originally used this trail to move through the Superstition Mountains.
Apalachee Savannahs Scenic Byway is a byway in Florida, going through the Apalachicola National Forest, with a total length of 31.5 mi (50.7 km).
Appalachian Gap, is a mountain pass in the Green Mountains of Vermont. The highest point of the pass is located in Chittenden County, about 0.2 mi (0.32 km) east of the boundary between Chittenden and Washington County. The pass is in the Camel's Hump State Park.

Argentine Pass, elevation 13,205 ft (4,025 m), is a high mountain pass that crosses the Continental Divide in the Front Range of the Rocky Mountains of central Colorado in the United States.

State Route 366 (SR 366) is a highway in Graham County, Arizona that runs from its junction with US 191 south of Safford to near the summit of Mount Graham. It is a winding mountain road with one half primarily a northwest-southeast route, the other half being northeast-southwest.

Atigun Pass is a high mountain pass across the Brooks Range in Alaska, located at the head of the Dietrich River, at an elevation of 4,739 feet (1,444 m) above the sea level and it’s a part of the infamous Dalton Highway.

Badwater Road is a 45,6 miles length road, running alongside the Badwater Basin, the lowest point in the Americas, at an elevation of -85.5m (-280ft) above the sea level, in Death Valley, California (USA).

Bald Mountain is a 13.11 miles trail, located in Larimer County, Colorado (USA), at an elevation of 8,664 to 10,766 feet. nmile Creek and finishing in Green Ridge.
Bangs Canyon is a 17.14 miles trail, located in Mesa County, Colorado (USA), at an elevation of 4,605 to 6,600 feet.
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