In most large cities around the world, waterways are the norm, not the exception--but some places capitalize on their location more than others. These 15 cities all have unique personalities centered around their waterfronts, where visitors can stroll along bustling harbors, sample the catch of the day, and climb to the city's best vantage points to take in panoramic views of the water. From the winding canals and historic grandeur of Venice, to the seaside splendor of Cape Town, here are our picks for the world's best waterfront cities.