sentences:  Later, the construction of the A5 motorway (from Yverdon-les-Bains to Solothurn) alongside the north bank of Lake Neuchâtel led to the discovery of about 500'000 artifacts, many of them got included into the museum's collections.The concretisation of the idea of a new museum entirely dedicated to archaeology in the canton took 22 years, from the first motion before the Grand Council of Neuchâtel to the inauguration of the museum in 2001.It also took the people of the Canton of Neuchâtel approval, the projects was accepted with 66% of the votes on June 9, 1996.