Black & Blue - Lava Tunnel + Silfra Snorkeling from Reykjavík

Reykjavík10 hoursNature
  • Free cancellation
  • Hotel pickup

About this experience

Explore the Raufarhólshellir Lava Tunnel & snorkel the Silfra Fissure on this uniquely Icelandic geological odyssey | Free Underwater Photos & Hot Coco included!

Tour Highlights:

Explore the Raufarhólshellir Lava Tunnel & witness the inner workings of an eruption that occurred over 5000 years ago

Marvel at the colours & intricate formations within the lava tube and learn about the geological processes that created this underground wonder.

Snorkel between the separating North American and Eurasian tectonic plates - a geological marvel only found in Silfra

The Silfra Fissure is located in the stunning Þingvellir National Park, a UNESCO World Heritage Site only 45 minutes from Reykjavík

Experience the clearest waters in the world! The glacial water originates from Langjökull (Long Glacier) and is naturally filtered through lava fields, resulting in some of the purest water on Earth, with an incredible visibility of up to 150 meters.

Meeting point

Staying in Reykjavík? We will pick you up! Select your hotel or nearest bus stop from the list. Our first stop is the Lava Tunnel, then we return briefly to the city before heading to Thingvellir National Park. We drive you home after.

To participate in the tour, you must read our Snorkeling Handbook. If you have any medical conditions, medical approval from a doctor is required.

Next available dates

What’s included

  • Pickup and dropoff in Reykjavik
  • English speaking tour guides Certified divemaster
  • Expert caving guide
  • All necessary snorkeling & caving gear and safety equipment
  • Thingvellir National Park admission fee
  • Hot chocolate & cookies to warm up after snorkeling
  • Free underwater photos taken by your guide

Not included

  • Change of clothes
  • Towel

Itinerary

  1. 1

    Raufarhólshellir Lava Cave

    Our adventure starts with the black as we explore the hidden world of the lava field under the Þingvellir National Park. The park is located in the tectonic rift valley between America and Europe and littered with quirky, interesting lava caves. Walking down into a cave and discovering the marvels that volcanic activity has created in the past is a trip that everyone can do. The Raufarhólshellir cave is a perfect example of an Icelandic lava tube and is situated in one of the most active volcano areas in the world. After the cave you have time to grab lunch before moving on into the blue and your second adventure.

  2. 2

    Silfra Fissure

    Snorkeling in the Silfra fissure is our second adventure. The Silfra fissure is one of Iceland’s best-kept secrets, an otherworldly scene that is world famous for its heavenly shades of blue. Frequently rated as one of the worlds top ten dive sites, the Silfra offers up to 100 meters of underwater visibility. The crystal clear water in the deep fissure gives you a feeling of being weightless as you float down with the lazy current. The snorkeling is a relaxing but exotic trip in an environment most will only encounter in their dreams.

Good to know

Difficulty
Moderate
Minimum age
12+ years
Guide
Guided tour in English
Start times
08:00

Know before you go

  • This is a combo of two tours: Snorkeling in Silfra and the Lava Tunnel, including transfer from Reykjavík and back.
  • Guests must read and sign the medical statement form in our Snorkeling Handbook. If you have a list ed medical condition, approval from a doctor is required
  • Participants need to be comfortable in the water and able to swim
  • It is crucial that guests can both understand and communicate in English to participate in the tour
  • This tour is not suitable for pregnant people due to the small risk of cold water entering the suit
  • Dry suit sizes: Our gear is limited to standard sizes available on the market, and it’s crucial that guests fall within the specified size parameters. This ensures the safety equipment fits properly, keeping you warm and protected in the glacial waters. For your safety and comfort, please confirm that you meet the required sizing guidelines: Weight: 99-265 lbs (45-120 kg)
  • Height: 4'11" - 6'7" (150-200 cm)
  • Snorkeling masks cannot accommodate glasses. If you do not have a prescription mask of your own, please arrange to use contact lenses
  • Participants are responsible for reviewing our Snorkeling Handbook before the tour. The handbook contains important medical and safety information. If guests do not meet the requirements for safe participation, we are unable to accommodate them on the tour.
  • Outdoor clothing suitable for the current weather conditions
  • Good hiking shoes are recommended
  • Voucher
  • Lunch / Snacks
  • Snorkeling:
  • Thermal base layers in wool, fleece, or synthetic materials
  • Warm socks in wool, fleece, or neoprene
  • A spare set of clothes and socks for after the activity
  • A towel (your face, hair, and hands will get wet)
  • If required, a doctor’s letter (please review the Medical Statement page to check whether this applies to you)
  • Contact lenses, if needed (glasses cannot be worn under the snorkeling mask)
  • Sturdy hiking shoes, waterproof jacket and pants can be rented beforehand

Cancellation policy

Free cancellation up to 1 day before the experience starts.

  • 1 day or more before: full refund
  • Less than 1 day before: no refund

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Provided by
Arctic Adventures

Frequently asked questions

How long does this experience last?

It lasts 10 hours.

Can I cancel this booking?

Free cancellation up to 1 day before the experience starts. 1 day or more before: full refund · Less than 1 day before: no refund

Is this experience guided, and in what language?

Guided tour in English

Is hotel pickup included?

Yes — hotel pickup is included.

Is there a minimum age?

Travellers must be 12 or older.

From AED 1,008 per person