Hljóðaklettar are special rock formations by the river Jökulsá á Fjöllum in a valley called Vesturdalur between Ásbyrgi and the waterfall Dettifoss. It contains amazing basalt columns that formed where water and flowing lava have coexisted. The columns are very diverse and are both horizontally and vertically. There is a small cave in Hljóðaklettar formed by basalt columns.

Last updated: July 10, 2026

Plan Hljóðaklettar with route advice, tours, nearby places, towns and villages, map coordinates and practical FAQ.

Quick guide to Hljóðaklettar

Location North Iceland, Vesturdalur in Jökulsárgljúfur between Dettifoss and Ásbyrgi - 65.9319, -16.5495
Best for Basalt formations, canyon walking, geology, photography, quieter Diamond Circle route planning
Nearby places Dettifoss, Ásbyrgi, Vesturdalur, Lake Mývatn and Húsavík
Typical visit time 1 to 2 hours for a short walk; half day for slower hiking in Vesturdalur
Best season Summer and early autumn are easiest; road 862 and local access can be seasonal or weather-dependent
Good to know Check road conditions before committing; keep the plan flexible when combining Dettifoss, Ásbyrgi and Mývatn
Coordinates 65.9319,-16.5495

What is Hljóðaklettar?

Hljóðaklettar, often called the echo rocks, is an area of striking basalt formations in Vesturdalur within the Jökulsárgljúfur canyon landscape.

The shapes, caves and twisted columns were formed by volcanic material and powerful river action, making the area one of North Iceland’s more distinctive geology stops.

Hljóðaklettar in Iceland

Hljóðaklettar is a strong route-planning stop within Iceland's Capes & Cliffs section.

Why visit Hljóðaklettar?

Visit Hljóðaklettar if you want the Diamond Circle to feel more textured than only the famous stops. It is quieter than Dettifoss and more walk-focused than many roadside viewpoints.

It works especially well for travellers connecting Dettifoss, Ásbyrgi, Húsavík and Lake Mývatn with enough time for a real canyon walk.

Hljóðaklettar scenery

Hljóðaklettar works best when it is connected with nearby places and the right travel route.

How to visit Hljóðaklettar

Most travellers visit Hljóðaklettar by self-drive on a North Iceland route, but access depends on road conditions and season. Check road updates before committing to road 862 or nearby gravel sections.

Guided Dettifoss, Ásbyrgi and Lake Mývatn tours or private Diamond Circle tours are best if you want the route planned around timing and access.

Best Hljóðaklettar and Diamond Circle tours

Hljóðaklettar fits naturally with Dettifoss, Ásbyrgi, Lake Mývatn and Húsavík. Use these when the canyon route should be guided or combined with stronger North Iceland stops.

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Places near Hljóðaklettar

Towns and villages near Hljóðaklettar

Suggested itinerary ideas

Short canyon walk

Walk Hljóðaklettar in Vesturdalur, then continue toward Ásbyrgi if road and daylight conditions are comfortable.

Diamond Circle day

Use a Private Diamond Circle Day Tour to connect Hljóðaklettar, Dettifoss, Ásbyrgi and Lake Mývatn with flexible timing.

Húsavík base plan

Stay in Húsavík, add whale watching and use the canyon route as a slower nature day.

FAQ about Hljóðaklettar

Is it Hljóðklettar or Hljóðaklettar?

Both forms are seen, but Hljóðaklettar is the common Icelandic name for the echo-rock basalt formations in Vesturdalur.

Is Hljóðaklettar worth visiting?

Yes, especially if you enjoy basalt geology, short hikes and quieter canyon scenery between Dettifoss and Ásbyrgi.

Where is Hljóðaklettar?

Hljóðaklettar is in Vesturdalur in North Iceland, between Dettifoss and Ásbyrgi in the Jökulsárgljúfur area.

What tours fit Hljóðaklettar?

Choose by route:

  1. Dettifoss, Ásbyrgi and Lake Mývatn Tour for a practical shared route.
  2. Private Diamond Circle Day Tour for flexible canyon timing.
  3. Private Mývatn, Dettifoss and Goðafoss Tour for a broader North Iceland day.

Can you visit Hljóðaklettar in winter?

Sometimes access can be difficult or unsuitable in winter. Check road conditions and keep the route flexible; this is easiest in summer and early autumn.

How long do you need at Hljóðaklettar?

Allow 1 to 2 hours for a short walk and photos. A half day is better if you want a slower hike in Vesturdalur.

What should you combine with Hljóðaklettar?

Combine it with Dettifoss, Ásbyrgi, Lake Mývatn, Goðafoss and Húsavík.

The basalt columns cave in Hljóðlettar
Beautiful landscape in Hljóðklettar
Hljóðklettar basalt columns
Hljóðklettar
Hljóðklettar in North Iceland
The basalt columns cave in Hljóðlettar - thumbnail
Beautiful landscape in Hljóðklettar - thumbnail
Hljóðklettar basalt columns - thumbnail
Hljóðklettar - thumbnail
Hljóðklettar in North Iceland - thumbnail

The basalt columns cave in Hljóðlettar

Beautiful landscape in Hljóðklettar

Hljóðklettar basalt columns

Hljóðklettar

Hljóðklettar in North Iceland