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Snorkeling and diving tours

Silfra, in Þingvellir National Park, is a fissure filled with glacial meltwater so clear that visibility often runs past 100 metres. Snorkeling or diving here means floating between the North American and Eurasian tectonic plates, and both activities are run as guided tours with full equipment provided.

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Snorkeling or diving in Silfra

Snorkeling requires no certification and is open to most reasonably fit people from around age 12 up, depending on the operator. Diving requires a dry suit certification, or a short course beforehand if you don't have one.

The water sits at around 2 to 4°C year-round, so a drysuit is provided and worn over warm layers. You stay dry inside it, though your face will be exposed to the cold water.

Book with some flexibility if possible. Tours can be affected by high water levels or maintenance closures at the site.

Bring a swimsuit to wear under the thermal layers, and arrive with hair dry if possible since the drysuit hood covers most of your head.

Questions people ask

Do I need diving certification to snorkel?

No, snorkeling in Silfra requires no certification, just a reasonable comfort level in water and the ability to swim.

Is the water really that cold?

Yes, around 2 to 4°C year-round. A full drysuit is provided so you stay dry and insulated throughout.

Can beginners dive in Silfra?

You need a drysuit certification to dive. If you don't have one, some operators offer a short course beforehand.

What is the minimum age?

This varies by operator and activity, typically around 12 for snorkeling and 16 to 18 for diving. Check the specific tour.

What is provided?

Drysuit, undergarments, mask, fins and (for diving) tank and weights are all included in the tour price.