Lurgrotte Semriach

Austria’s largest active water cave with new LED lighting

Lurgrotte Semriach

Ansprechpartner: Andreas Schinnerl
Lurgrottenstraße 1 | 8102 Semriach

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Your specialist for bus and group travels

In the Graz Basin, your groups can visit Austria’s largest active water cave and discover a fascinating underground world filled with sinter formations, stalactites and massive rock domes. The Lurbach stream guides visitors deep into the cave before disappearing into the depths below.

On the journey through this subterranean cosmos, imagination knows no bounds. In the “Great Dome” – one of the ten largest cave chambers in the world, measuring 120 metres in length and 40 metres in height – guests experience a special “light and sound show”. Spectacular lighting effects combined with classical music enhance this extraordinary natural wonder.

Another unique highlight is the “Giant” – the world’s largest free-hanging stalactite, standing 13 metres high and weighing 40 tonnes.

From the car park to approximately halfway through the guided tour, the cave is completely step-free, making it especially suitable for senior groups.

Information

Motorway exit: A9 Deutschfeistritz, 11 km; S35 Peggau-Deutschfeistritz, 12 km
Opening hours: 9.00 am – 5.00 pm
Opening season: open all year round
Recommended visiting time: approx. 1 hour
Coach parking spaces: 10
Guided tours: available with advance booking
Gastronomy: 2–4 km away

Prices 2026

Group admission including guided tour: € 10.00 per person

Travel idea: Semriach soup kettle: € 17.00 per person

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A detailed description of the travel idea can be found in the following PDF:

📑Download catalogue entry as PDF (DE)

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What the weather will be like Semriach (715m)

Today, 11.07.2026

Fair in the early morning, later variable with frequent showers.
Morning
very sunny
19°C
sr.Regenwahrscheinlichkeit 0%
sr.Windstärke 5 km/h
Noon
cloudy
26°C
sr.Regenwahrscheinlichkeit 45%
sr.Windstärke 5 km/h
Night
cloudy
21°C
sr.Regenwahrscheinlichkeit 55%
sr.Windstärke 5 km/h

Tomorrow, 12.07.2026

Dry and sunny throughout the day with hardly any clouds.
Morning
very sunny
18°C
sr.Regenwahrscheinlichkeit 0%
sr.Windstärke 5 km/h
Noon
very sunny
25°C
sr.Regenwahrscheinlichkeit 0%
sr.Windstärke 5 km/h
Night
very sunny
22°C
sr.Regenwahrscheinlichkeit 0%
sr.Windstärke 5 km/h

Forecast

13.07.2026
very sunny
14°C 29°C
14.07.2026
sunny
16°C 29°C
15.07.2026
very sunny
16°C 28°C

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