Lavrion Technological and Cultural Park (LTCP) of the National Technical University of Athens (N.T.U.A.) is a place with significant value for Greece and Europe. Ancient Greeks started mining and metallurgy in the Lavreotiki area around 3.000 BC. During the 5th century BC, Lavrion used to be a large scale silver mining and metallurgy center, providing to the city of Athens the necessary wealth for its cultural development and military superiority.