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

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.

Meet on Location - Self-Drive Combo Tour

This is a self-drive combo tour. You’ll meet us directly at each activity location:

1. First Stop: Raufarhólshellir Lava TunnelTour Time: 9:30 AM. Please arrive at least 15 minutes early for check-in.
2. Second Stop: Silfra Snorkeling in Þingvellir National Park Meeting Point: Silfra car park Tour Start Time (varies by season) → WINTER (September 1- May 14) 1:30pm → SUMMER (May 15-August 31): 2:00 pm Please arrive in the Silfra Car Park at least 15 minutes before the start time. 

Where to park for Silfra: Type “Thingvellir Parking P5” into Google maps, and it will give you directions to where you can park your car, which is the 2nd car park 400m further along the road to where you will be snorkeling from. Make sure you plan to allow enough driving time. We advise you to check out the weather and the road conditions before you leave.