What cities are located on water transportation runways in the US?

In the United States, cities with water transportation runways include New York City, which has several ferry services and water taxis operating in its harbor, and Seattle, known for its busy waterfront and ferry system connecting the city to surrounding islands. Other notable cities include San Francisco, with its iconic ferries across the bay, and Miami, which features a vibrant water taxi service along its coastline. These cities utilize their waterways for both commercial and recreational transportation, enhancing urban mobility.