 Bulle is the centre of operations of the former Chemins de fer Fribourgeoisand and its Gruyère – Fribourg – Morat (GFM) meter-gauge railway, plus other railroads.At Bulle are the administrative headquarters, workshops, and, within its modern transportation hub and station, connections between meter and standard gauge lines as well as to many bus lines.Transfer to the wide-ranging trains of the Montreux-Oberland Bernois (Panorama Express) takes place at nearby Montbovon, which provides a convenient connection for travelers from Montreux to the Gruyere line's popular Chocolate Express.