Tunnels completed in 1969

Limfjordstunnelen (The Limfjord Tunnel) is a Danish motorway tunnel which connects the highway in eastern Aalborg with the highway east of Nørresundby. Opened 6 May 1969, it was the country's first motorway tunnel. The tunnel measures in length, and in width. Limfjordstunnelen comprises a 6-lane motorway, which is part of the E45. Comprising a segment of the North Jutland Motorway, it passes under the shallow sound of Limfjorden. It is one of three permanent links between Vendsyssel and Himmerland, the other two being Limfjordsbroen in central Aalborg and Jernbanebroen over Limfjorden, the rai

The Kennedytunnel is an important road, rail, and bicycle tunnel to the south of Antwerp, Belgium, under the Scheldt river. The road tunnel forms a part of Highway R1 – the not yet completed inner ring motorway surrounding the city. Opened to road traffic on 31 May 1969, and to rail traffic on 1 February 1970, the tunnel was named after John F. Kennedy, the thirty-fifth President of the United States.

road tunnel in Santa Fe and Paraná, Entre Ríos

railway tunnel in the city of Zürich, Switzerland