SAN BOLDO PASS - Amazing Pass

The San Boldo Pass (in Italian Passo San Boldo, formerly Passo Sant'Ubaldo and Umbaldopass) is a small mountain pass in the Italian Veneto region between the towns Trichiana (329 m) and Tovena in the Cison di Valmarino region (272 m) over a distance of 17 km (11 mi).
The pass lies at the southern edge of the Alps and connects the Val Belluna with the Val Mareno over a height of 706 m. The mountain pass is called the SP 635 and only one lane is passable, the traffic is regulated by several sets of lights. There is a speed limit of 30 km/h (19 mph) and a height limit of 3.20 metres, after repeatedly buses were stuck in the tunnel. There are five tunnels blasted into the rock with hairpin turns or loops, and six bridges.