In the Grotta Gigante, open to the public since 1908 and located in the province of Trieste, you will find an exciting reality where tourism, environment, and scientific research mix. Here nature shows itself in forms and colors of rare beauty and science hides under the Earth’s surface to better study our planet. The cave is one of the most interesting tourist sites in the Friuli Venezia Giulia region and in the province of Trieste, a multicultural city due to its historical and geographical characteristics, which every year attracts numerous tourists and scientists from all over the world. Every year more than 90,000 visitors test a unique experience in our cave, which is capable of giving unforgettable memories.
The Grotta Gigante owes its name to the imposing size of the cave. It is, in fact, the tourist cave with the largest room in the world. The great cavern, the main room of the cave, has a volume of 365,00 cubic meters and measures 98.5 meters in height, 167.60 in length, and 76.30 in width.