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Idrija Mercury Mine

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Idrija Mercury Mine (Slovenia)

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The Idrija Mercury Mine was for centuries one of the most significant mining sites in the world, playing a crucial role in Slovenia's economic history. Mercury was first discovered here in 1490, and shortly thereafter, Idrija grew to become the world's second-largest mercury producer, trailing only Almadén in Spain. The mining complex features an extensive network of tunnels reaching depths of over 700 meters. The extraction of liquid metal provided vast revenues for the Habsburg Empire and fostered significant technological and scientific advancements in the region. Due to falling global demand and environmental concerns, the mine ceased operations in 1995. Today, the site is recognized as a UNESCO World Heritage site under the 'Heritage of Mercury' listing and serves as a major cultural attraction. Visitors can explore Anthony's Main Road, the oldest part of the mine dating back to the 16th century. The museum showcases the difficult life of miners and the complex distillation processes used for mercury production.

Best time to visit & climate

The most pleasant time to visit is Jun–Aug.

JanFebMarAprMayJunJulAugSepOctNovDec
Avg °C0151014192121161161
Rain mm657677759686819511611112196

📋 Practical info

🏭
What is this place?
The Idrija Mercury Mine was historically the second-largest of its kind globally and remains a defining economic and cultural monument for the entire region. It serves as a UNESCO-protected site that showcases centuries of industrial heritage.
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Visiting
As a museum and heritage site, significant portions of the subterranean shafts are typically open for guided tours and public exploration. Visitors can usually safely walk through the restored historical tunnels to experience the authentic mining atmosphere.
👀
Where to view it
The distinctive headframes and well-preserved surface buildings can be easily admired from the main public streets of the Idrija town center. Surrounding hills also frequently offer excellent panoramic vantage points over the entire historical industrial complex.
🧺
Local products
The local area is famous for traditional Idrija lace, a historic craft, and special regional culinary dishes like žlikrofi. Travellers can typically find these authentic artisan goods and foods in nearby specialty shops and traditional taverns.
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Active season
The museum and heritage site are generally most active during the spring and summer months when guided tours usually operate more frequently. Tourist infrastructure around the mine is typically liveliest during standard daytime hours.
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Nearby
A visit to the historic mine pairs perfectly with exploring the pristine natural landscapes of the surrounding Idrija Geopark. Travellers often extend their regional trip to discover the nearby fascinating karst features and tranquil woodland trails.

Geography

Coordinates
46.00220, 14.02110

Facts

  • The mercury deposits were discovered in the year 1490.
  • The mine operated continuously for over 500 years.
  • It was the second-largest mercury mine in the entire world.
  • Mining operations were officially ceased in 1995.
  • Inscribed as a UNESCO World Heritage site in 2012.
  • Anthony's Main Road is the oldest part, opened around 1500.

Explore nearby

Notable places around

Gewerkenegg CastleGewerkenegg Castle<1 km · SWExplore →
St. Anne Church in HribSt. Anne Church in Hrib13 km · NExplore →
CerknoCerkno14 km · NExplore →
Divje Babe Archaeological ParkDivje Babe Archaeological Park15 km · NWExplore →
AjdovščinaAjdovščina16 km · SWExplore →
Franja Partisan HospitalFranja Partisan Hospital17 km · NExplore →
Cerkno SkiCerkno Ski17 km · NExplore →
LogatecLogatec19 km · SEExplore →

Route planner — Car & Motorhome

Where do you start? We build the route here, with stops and country notes along the way.

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Only stops with (optional):

© OpenStreetMap contributors · OpenRouteService

Sights in the town Idrija Mercury Mine (10)

John of Nepomuk Chapel

Chapel of Saint John of Nepomuk in Idrija, Slovenia.

Idrija War Museum🏛 museum

War museum in Idrija, exhibiting the military history of the region.

🕒 Tu-Su 10:00-12:00, 15:00-17:00♿💶

Grad Gewerkenegg🏰 castle

Gewerkenegg Castle in Idrija, housing the town museum.

🕒 09:00-18:00

Idrija Municipal Museum🏛 museum

Idrija Municipal Museum in Gewerkenegg Castle, on mercury mining history.

🕒 May-Sep 09:00-19:00; Oct-Apr 09:00-17:00💶

Tehniški oddelek muzeja v Frančiškovem jašku🏛 museum

Technical department of the museum in the Frančišek shaft, mining machinery.

Jašek Frančiščke

Frančišek shaft in Idrija, a historic mercury mining tunnel.

Šelštev

District of Idrija, known for its mining heritage.

Spomenik osamosvojitvene vojne

Monument to the Slovenian War of Independence in Idrija.

St. Anthony's church

Church of Saint Anthony in the Municipality of Idrija, Slovenia.

St. Joseph the worker

Parish church of Saint Joseph the Worker in Slovenia.

Sights nearby

Frequently asked questions

Can you visit the mine in Idrija?
Yes, Anthony's Shaft is open to tourists.
Is Idrija a UNESCO World Heritage site?
Yes, together with Almadén, it forms the Heritage of Mercury World Heritage site.
How long does a tour take?
A guided tour underground takes about 1.5 hours.
Is it cold underground?
The temperature is a constant 12°C; warm clothes and sturdy shoes are needed.
What is the Idrija Kamšt?
A huge wooden waterwheel used for pumping water out of the mine.
Idrija Mercury Mine: where is it located?
Idrija Mercury Mine is located in Slovenia.
Idrija Mercury Mine: what is there to see?
Highlights include John of Nepomuk Chapel, Idrija War Museum, Grad Gewerkenegg.
Idrija Mercury Mine: when is the best time to visit?
The most pleasant time to visit is Jun, Aug.
Idrija Mercury Mine: why is it worth visiting?
The Idrija Mercury Mine was for centuries one of the most significant mining sites in the world, playing a crucial role in Slovenia's economic history.
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History & landmarks

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BTC City is one of the largest business, shopping, and entertainment centers in Europe.
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Postojna is a strategically important town in the Slovenian Karst region, globally famous as the gateway to one of Europe's largest and m…
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A fertile valley between the Karst and the mountains, known for the strong Burja wind and indigenous wines.
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A UNESCO World Heritage site featuring Europe's largest underground canyon and massive caverns.
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