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Harrat Rahat
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Harrat Rahat is the largest volcanic field in Saudi Arabia, stretching for an impressive length of about 300 kilometers between Medina and Makkah. It covers an area of more than 20,000 square kilometers and is home to over 600 volcanic vents, including scoria cones and lava domes. The field is historically significant for the eruption in 1256 AD (654 AH), when lava flows came within a few kilometers of the holy city of Medina and were described in detail in contemporary accounts. Geologically, it represents a massive basaltic plateau formed by repeated fissure eruptions over millions of years. The landscape is characterized by extensive black lava fields, forming a harsh and inhospitable environment but offering valuable insights into mantle activity beneath the Arabian Plate. Harrat Rahat is actively monitored, as it is considered a potentially active volcanic system. Hikers and researchers visit the area for its striking geological formations and the historical significance of its eruptions.
- Location: Saudi Arabia
- Nearby: Thuwal (75 km)
Best time to visit & climate
The most pleasant time to visit is Jan, Feb, Dec.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | 21 | 23 | 26 | 29 | 33 | 35 | 35 | 35 | 35 | 32 | 27 | 23 |
| Rain mm | 6 | 1 | 1 | 4 | 2 | 1 | 0 | 1 | 1 | 1 | 8 | 3 |
📋 Practical info
Getting there
Access to the vast lava fields of Harrat Rahat is best managed from the city of Medina, requiring a rugged, four-wheel-drive off-road vehicle to safely navigate the extremely harsh and completely unpaved desert tracks.
Best season
A visit is typically most comfortable between November and March, because the deep black volcanic rocks absorb the extreme summer heat, making daytime exploration practically unbearable and hazardous during the hotter months.
Terrain & paths
The terrain is exceptionally challenging, dominated by sharp, crumbly basalt formations and solidified lava flows, which stringently requires excellent balance and constant attention to every footstep in this harsh environment.
What to bring
Visitors must definitely wear ankle-high, sturdy trekking boots, durable clothing for protection against sharp edges, a reliable GPS device, and carry significantly more drinking water than they would typically require.
Parking
Since the area is largely undeveloped, vehicles are usually parked along the edges of passable tracks; visitors will search in vain for official parking lots, restrooms, or any type of tourist infrastructure in this remote location.
Safety
The razor-sharp edges of the solidified lava can easily cause serious injuries or tire damage, which is why driving slowly, carrying a spare tire, and traveling in a convoy with experienced local guides is highly advisable.
Time needed
For a typical excursion originating from Medina, one should allocate at least half a day to a full day to get a genuine impression of the immense lava fields, without venturing too deeply into the impassable, labyrinthine terrain.
Geography
Facts
- The 1256 eruption lasted for 52 days.
- It contains the spectacular Al-Wahba crater (though often attributed to Kishb).
- Harrat Rahat is composed of alkali olivine basalts.
- The southern part is located closer to the city of Jeddah.
- It is part of a massive volcanic arc parallel to the Red Sea.
- Scientists use InSAR technology to monitor ground deformations.
Explore nearby
Notable places around
Route planner — Car & Motorhome
Where do you start? We build the route here, with stops and country notes along the way.
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© OpenStreetMap contributors · OpenRouteService
Sights nearby
Frequently asked questions
What exactly is Harrat Rahat?
One of the largest lava fields in Saudi Arabia with volcanic cinder cones.
Is it developed for tourism?
No, it is an area for adventurers and geologists.
What is the geological significance?
It shows the volcanic activity of the past millennia.
Can you drive there?
Only on designated tracks with a 4x4 vehicle.
Are there visitor facilities?
No, the area is completely left in its natural state.
Harrat Rahat: where is it located?
Harrat Rahat is located in Saudi Arabia.
Harrat Rahat: when is the best time to visit?
The most pleasant time to visit is Jan, Feb, Dec.
Harrat Rahat: why is it worth visiting?
Harrat Rahat is the largest volcanic field in Saudi Arabia, stretching for an impressive length of about 300 kilometers between Medina and Makkah.
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Al Wajh
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Uhud Battlefield
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Harrat Khaybar
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