Diving and Snorkeling

Rare opportunity

Diving in Silfra Fissure is a once-in-a-lifetime experience, offering the rare opportunity to swim between two continental plates in some of the clearest water on Earth.

Why Silfra is a Unique Diving Destination

Located in Thingvellir National Park, Iceland, Silfra is one of the top cold-water diving sites in the world, attracting divers and snorkelers eager to explore its pristine underwater landscapes.

  • Unmatched Visibility – The water in Silfra is filtered through porous lava rock from Langjökull Glacier, making it exceptionally pure and clear with visibility exceeding 100 meters (328 feet)—one of the highest in the world.
  • Swimming Between Continents – Silfra sits in the rift between the North American and Eurasian tectonic plates, and in certain parts, divers can even touch both continents at once.
  • Ethereal Beauty – The underwater environment features dramatic rock formations, deep crevices, and vibrant blue hues, creating an almost surreal diving experience.
  • Ethereal Beauty – The underwater environment features dramatic rock formations, deep crevices, and vibrant blue hues, creating an almost surreal diving experience.

Whether you’re an experienced diver looking for a bucket-list adventure or a snorkeler seeking a surreal experience, Silfra Fissure delivers an unforgettable journey into one of the planet’s most extraordinary underwater worlds.

Frequently Asked Questions

Conditions & Requirements for Diving

  • Water Temperature: The temperature remains 2–4°C (35–39°F) year-round, requiring divers to wear specialized dry suits to maintain body warmth.
  • Diving Certification: Due to the cold water and dry suit requirement, divers must be PADI Open Water-certified with dry suit diving experience (or take a dry suit orientation before diving).
  • Guided Tours Only: To protect the fragile ecosystem, all divers must be accompanied by a certified guide following strict safety protocols.

The Silfra Dive Route

  • Big Crack – The narrowest section, where divers can stretch out and touch both tectonic plates.
  • Silfra Hall – A wider area with mesmerizing rock formations, illuminated by sunlight filtering through the crystal-clear water.
  • Silfra Cathedral – The deepest and most stunning section, resembling an underwater cathedral with unobstructed views.
  • Silfra Lagoon – A calm, shallow area with colorful sand and rock formations, marking the end of the dive.


Snorkeling at Silfra

For those who are not certified divers, snorkeling in Silfra is just as breathtaking. Participants wear a dry suit and float effortlessly on the surface while taking in the unreal beauty of the fissure’s depths.

Why Dive in Silfra?

Silfra is one of the few places in the world where divers can experience:

  • Extreme water clarity in a completely natural environment.
  • An ever-changing landscape as the rift slowly widens.
  • A unique cold-water diving challenge in a protected natural wonder.