I toast out my culinary odyssey of Vietnam down in Ho Chi Minh City with Original Vespa tours. Sped around the city gorging on oc (snails), bánh canh cua (crab tapioca noodles) and a bowl of pho ...

This Vietnamese noodle soup ... Getty Images/iStockphoto Dinner later is yet more noodle soup, this time banh canh cua, a thick crab-based soup with chewy tapioca noodles, at Banh Canh Cua ...