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Sand dunes running down to the water at Khor Al Adaid
Nature & desert

Khor Al Adaid (Inland Sea), Qatar

A tidal sea inlet that reaches deep into the desert in south-east Qatar, surrounded by tall sand dunes and reachable only by 4×4.

Al Wakrah (south-east Qatar)

Photo: LBM1948 / Wikimedia Commons, CC BY-SA 4.0
Opening hoursOpen-access nature reserve; tours run mornings, afternoons and evenings
EntryFree; tour prices vary by operator
Time neededHalf a day on a tour; longer with overnight camping
Nearest metroNone; no public transport reaches the site

Overview

Khor Al Adaid, known as the Inland Sea, lies about 80 km south of Doha near the border with Saudi Arabia. A narrow channel from the Gulf winds inland and opens into a wide lagoon ringed by high dunes. It is a protected nature reserve and one of the few places in the world where large sand dunes meet the sea.

There is no paved road, so the trip itself is part of the experience. Most visitors join a desert safari that includes dune driving, a swim in the calm, warm water and time to watch the sunset. Entry is free. For many residents and tourists, it is the most memorable day trip in Qatar.

History and background

Khor Al Adaid sits in Al Wakrah municipality, in Qatar's far south-east. A tidal inlet about 10 km long cuts through the dunes and opens into a lagoon. The surrounding landscape mixes shifting sand dunes, some over 40 metres high, with salt flats (sabkha) and tidal flats.

Qatar declared the area a nature reserve in 2007. In March 2008 it was added to UNESCO's Tentative List for World Heritage status. The nomination highlights how rare it is to see mobile dunes meet a tidal lagoon, and the active salt-flat processes that geologists study here.

The reserve supports dugongs, sea turtles, ospreys and Arabian gazelles. Its southern shore lies close to the border with Saudi Arabia, and it remains Qatar's largest protected area.

Calm water of the Inland Sea beside rippled dunes
Photo: LBM1948 / Wikimedia Commons, CC BY-SA 4.0
4x4 vehicles dune bashing on the way to the Inland Sea
Photo: Christine und Hagen Graf / Wikimedia Commons, CC BY 2.0
The shoreline of the Inland Sea
Photo: Isabell Schulz / Wikimedia Commons, CC BY-SA 2.0

What to see at Khor Al Adaid (Inland Sea)

  1. Dune drive

    The journey from Sealine to the water crosses big dunes by 4×4, which takes roughly an hour. Experienced drivers climb and descend steep slopes, which is thrilling but can be rough on the stomach.

  2. Swimming in the Inland Sea

    The water is shallow, calm and warm for most of the year. Swimming here, with tall dunes rising straight from the shore, is the highlight of most trips.

  3. Sunset over the dunes

    Late-afternoon tours are timed so you watch the sun set over the sand and water. The light turns the dunes gold and orange, which makes this the best time for photos.

  4. Sandboarding and dune climbing

    Many tours bring sandboards. Climbing a tall dune on foot is hard work in soft sand, but the view over the lagoon from the top is worth it.

  5. Camel rides and quad bikes

    Visit Qatar lists camel riding and quad biking among the activities in the area. They are usually added to a desert safari, so ask your tour operator what is included.

  6. Wildlife and birdwatching

    This protected reserve is home to ospreys and other birds, and its waters support dugongs and sea turtles. Sightings are not guaranteed, so bring binoculars and keep your distance.

  7. Desert camping and stargazing

    Licensed commercial camps and resorts in the wider Sealine and Khor Al Adaid area offer overnight stays. Away from city lights, the night sky is clear and full of stars.

How to get to Khor Al Adaid (Inland Sea)

CarOnly a 4×4 can reach the water. Drive south past Mesaieed to Sealine, deflate tyres to about 18–20 psi, then cross the dunes. Never go alone; travel with another vehicle and an experienced off-road driver.
Taxi / ride-hailingRegular taxis cannot drive on the dunes. The practical option is a desert safari tour, which normally includes hotel pickup in a 4×4 with a trained driver.

Tips for your visit

  • Book a licensed tour unless you are an experienced dune driver with a second vehicle.
  • Carry plenty of water, strong sunscreen, a hat and swimwear; shade is scarce.
  • Mobile signal is unreliable in the dunes, so tell someone your route and return time.
  • Avoid midday visits in summer; go at sunrise or late afternoon.
  • If self-driving, carry a compressor to reinflate tyres before rejoining the highway.
  • Take all rubbish home. This is a protected reserve and wildlife is sensitive to disturbance.

Frequently asked questions

Is Khor Al Adaid free to visit?

Yes. There is no entry fee for the Khor Al Adaid nature reserve and no permit is needed for a day visit. You will usually pay for a desert safari, since the site is reachable only by 4×4. Tour prices vary by operator, season and group size.

Can I drive to the Inland Sea in a normal car?

No. There is no paved road. You need a 4×4, reduced tyre pressure and solid dune-driving skills. A normal car can reach Sealine, but not the Inland Sea. Most visitors book a tour with a professional driver.

Is it safe to swim at the Inland Sea?

Visit Qatar describes the water as calm and warm, and swimming is a regular part of most tours. The shore is sandy and shallow. Still, there are no lifeguards, so stay close to your group and avoid swimming alone.

How far is Khor Al Adaid from Doha?

It is about 80 km south of Doha. Allow roughly an hour on the highway to Sealine, near Mesaieed, then about an hour off-road across the dunes. Most half-day tours take four to six hours door to door.

Can I camp at Khor Al Adaid?

Seasonal camping permits are issued by the Ministry of Environment and Climate Change, usually from mid-October to mid-April. In 2025–26 these permits were limited to Qatari nationals aged 25 and over. Visitors can stay at licensed commercial camps in the Sealine area instead.

Last checked September 2026. Hours and prices can change, so confirm on the official website before you go.

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