
Where is Agziacik Gecidi?
Turkey, europe
19.3 km
2,308 m
moderate
Year-round
Alright, adventure seekers, buckle up for Ağzıaçık Geçidi! This high mountain pass in Turkey's Erzurum Province sits at a cool 2,308m (7,572ft) above sea level.
You'll find this beauty in the Eastern Anatolia Region, way out east.
The road itself, known as the D925, is a smooth, paved ride stretching 19.3 km (almost 12 miles) from Toprakkale up to Güneyköy.
Good news: you can usually hit this pass year-round. But keep an eye on the weather, especially in winter. Things can get a little dicey with snow and ice. Heads up, just west of the summit, a gravel road branches off to Golyurt Gecidi, a peak reaching 2,633m (8,638ft).
Get ready for some killer views!
Road Details
- Country
- Turkey
- Continent
- europe
- Length
- 19.3 km
- Max Elevation
- 2,308 m
- Difficulty
- moderate
Related Roads in europe
extremeStaller Sattel is a 5-star road in the Alps
🇦🇹 Austria
# Passo Stalle: The Alps' Ultimate White-Knuckle Challenge Ready for one of the most intense driving experiences the Alps can throw at you? Passo Stalle (aka Staller Saddle) sits at 2,061m right on the Austria-Italy border, connecting the Defereggen Valley in Austria with the Valle di Anterselva in Italy through the stunning High Tauern range. Here's the thing: this pass is *technically* fully paved and well-marked, but don't let that fool you. The Italian side is absurdly narrow—we're talking so tight that two cars literally cannot pass each other. To manage the chaos, authorities installed a traffic light system that's basically a game of automotive chess. From the Austrian top, you get the green light for 15 minutes at the start of every hour. From the Italian side (near Anterselva lake), it's your turn from the 30- to 45-minute mark. Miss your window? You're waiting. And whatever you do, don't run that red light—there's literally nowhere to go. The Italian SP44 road is the real beast here. Blind corners, steep 11% grades, and pavement so cramped that passing a cyclist feels impossible. Only small cars (under 3.5 tons) are allowed—no buses, caravans, or heavy vehicles. The pass only opens May through October, between 5:30 AM and 10:15 PM. The Austrian approach is a bit friendlier—wider and less punishing—but don't get complacent. After Erlsbach (1,549m), expect steady 8% climbs with occasional 12% kicks. Pro tip: fill up in Austria. Fuel can be 40% cheaper than across the border. The road itself is in solid condition, but danger lurks in the tight spaces and timing pressure. Heavy rain or landslides can shut things down even mid-summer, so plan accordingly.
extremeRuta Urdon-Tresviso is a challenging mule track
🇪🇸 Spain
# Ruta Urdón-Tresviso: A Spectacular Mountain Trek Through Spain's Picos de Europa Nestled in the stunning Liebana zone between Asturias and Cantabria, the Ruta Urdón-Tresviso is a legendary mule track that'll test your legs and reward your soul. This 5.9 km (3.66 miles) east-west route climbs a jaw-dropping 895 meters from the N-621 road at Desfiladero de La Hermida all the way up to the charming village of Tresviso perched high in the mountains. Fair warning: this isn't a casual stroll. Built back in the 1800s by a mining company called 'La Providencia' to haul materials to the Andara mine, this rocky, unpaved path means serious business. With a brutal 37% maximum gradient in places and a relentless 15.16% average climb, you'll be earning every step. The track's also known by several names—Subida a Tresviso, La Senda de La Peña, or Ruta a Tresviso—and it's permanently closed to vehicles for good reason. Expect countless hairpin turns and genuinely hair-raising drop-offs that demand your full attention and respect. Even Spanish Civil War soldiers knew this route's challenges. Timing matters too: winters bring heavy snow while summers get scorching hot, so pack accordingly and bring way more water than you think you'll need. But here's the payoff: the scenery is absolutely unreal. As you climb through names like Ahileras, Entrelospuentes, and el balcón de Pilatos—where you'll encounter a stomach-dropping 600-meter vertical drop with panoramic views of the Urdón river—you'll understand why this trek is worth every breathless moment.
moderateAn epic climb to Forcella di Monte Rest in the Carnic Alps
🇮🇹 Italy
# Forcella di Monte Rest: A Hidden Alpine Gem Nestled in Italy's stunning northeastern corner, Forcella di Monte Rest sits pretty at 1,087m (3,566ft) in the Province of Pordenone. This mountain pass—also known as Passo Rest—is your gateway to the Carnic Alps in the Friuli-Venezia Giulia region. The 25.6 km (15.90 miles) route, officially called Strada Regionale 552 del Passo Rest, winds its way north-south between Priuso and Tramonti di Sopra. Fair warning: this isn't your leisurely countryside cruise. The road is fully paved and genuinely beautiful, but it's narrow and serious—the kind of route that demands your attention and rewards you with jaw-dropping Alpine scenery. Coming up from Priuso? You're looking at a 14.7 km (9.13 miles) grunt with 608 meters (1,995ft) of elevation gain. That averages out to a 4.1% gradient, though the road gets spicy with sections hitting 10.6%—steep enough that the Giro d'Italia has made this a race favorite. Approaching from Tramonti di Sopra flips the script slightly. The ascent is shorter at 11.1 km (6.90 miles) but punchier, gaining 653 meters (2,142ft) with a steeper 5.9% average gradient. Whether you're a cycling enthusiast chasing those famous race routes or a driver seeking dramatic mountain passes, Monte Rest delivers the goods—just bring your A-game and respect this Alpine beauty.
hardLac de Mauvoisin
🇨🇭 Switzerland
Lac de Mauvoisin is a high mountain reservoir at an elevation of 1.961m (6,433ft) above the sea level, located in the Valais region of Switzerland. The road to the summit is asphalted in very good conditions. It was built between 1954-1958. The climb includes some steep sections and a couple of tunnels. The Mauvoisin arch dam is an impressive structure, with a height of 250 m. At the lake, a gravel road climbs up to the a high mountain hut at an elevation of 2.471m (8,106ft) above the sea level. This road is only accessible in summer for people with special communal authorization. A wild 4x4 road to Passo di San Giacomo Mittelbergpass, an awe-inspiring lonely road Embark on a journey like never before! Navigate through our to discover the most spectacular roads of the world Drive Us to Your Road! With over 13,000 roads cataloged, we're always on the lookout for unique routes. Know of a road that deserves to be featured? Click to share your suggestion, and we may add it to dangerousroads.org.