1. Milford Road, New Zealand
Not to be confused with the famous
Milford Track trekking route, the Milford Road State Highway 94 passes through the Southern Alps of
New Zealand’s South Island.
Photo:
macronix 
2. Stelvio Pass, Italy
48 hairpin turns up to a 2757m (9045ft) pass in the
Italian Alps, and
Top Gear’s pick for “greatest driving road in the world.”
Photo:
Damian Morys Foto 
3. Great Ocean Road, Australia
This coastal road in Victoria runs for 241km, between Torquay and Warrnambool. The car-less might consider the
Great Ocean Walk as an alternative.
Photo:
Stas Kulesh 
4. Chalus Road, Iran
Tehran is connected to the northern city of Chalus via this road through the Alborz Mountains. Check this site for
more images.
Photo:
ninara 
5. Cabot Trail, Canada
Wrapping around northern Nova Scotia’s Cape Breton Island, the
Cabot Trail is mountainous and windy with near-constant ocean views. I recommend
biking it.
Photo:
kennymatic 
6. I-70 at Glenwood Canyon, Colorado
The Colorado River, of
Grand Canyon fame, carved this canyon billions of years ago. The U.S. government built the 12-mile, $490 million interstate route through it, which was only completed in 1992.
Photo:
Payton Chung 
7. Millau Bridge, France
Southern France’s Millau Bridge is the tallest in the world — taller, actually, than the Eiffel Tower.
Photo:
tibchris 
8. Karakoram Highway, Pakistan
The “highest paved international road in the world” connects Pakistan with Xinjiang, China. It is currently closed at the Hunza Valley due to a
massive landslide.
Photo:
Umair Mohsin 
9. Mountain road, Snowdonia, Wales
Mountainous northern Wales is traversed by many of these ancient, narrow, stone-walled roads. I’ve experienced the challenge of navigating them at night. With oncoming traffic. Car renters beware.
Photo:
Richard0 
10. Ice Highway, Canada
Winter means greater accessibility in northern Canada. This frozen road runs up the Northwest Territories.
Photo:
madmack66 
11. Chapman’s Peak Drive, South Africa
Another great coastal road, this one just 15 miles south of Cape Town.
Photo:
Raveesh Vyas 
12. Mountain road, central Peru
Most mountain pass roads in Peru qualify as “spectacular.” This one runs north from the Sacred Valley town of Ollantaytambo and is part of the
car route to Machu Picchu.
Photo:
ThiagoJ 
13. Liwa, UAE
Roads through the desert oasis of Liwa,
Abu Dhabi, stretch long.
Photo:
Luca Assen 
14. Going-to-the-Sun Road, Montana
The only route through
Glacier National Park was featured in the opening scenes of “The Shining.”
Photo:
Colin Gregory Palmer 
15. Mývatn, Iceland
Mývatn is a volcanically active region in northern
Iceland. This road will take you there.
Photo:
Francesco_G 
16. Seven Mile Bridge, Florida Keys
U.S. Highway 1 runs for miles over the water, connecting the Florida Keys to the mainland. It includes this long span of bridge.
Photo:
milan.boers 
17. Gotthard Pass, Switzerland
Traveling north from Italy into Switzerland, you’ll come to Gotthard Pass, which you can cross on either the new, straightforward road, or the old roller coaster above. My money’s on the latter.
Photo:
Mikael Miettinen 
18. Tichka Pass, Morocco
I recently drove over the 2260m Tichka Pass on my way to Zagora to ride a camel. The pass was cooler. No offense, camel.
Photo:
cliffwilliams 
19. Pacific Coast Highway, California
This is the only road getting reprised from the original post. It seems to deserve it.
Photo:
tibchris 
20. Dingle Peninsula, Ireland
The roads of western Ireland are narrow, flanked by green, and sometimes charmed.
Photo:
ktylerconk