Twilight on the BayTwilight on the Bay: The Excursion Boat Empire of B. B. Wills tells the story of one mans effort to sail against the tide. In 1934 when Benjamin Bowling Wills purchased a fifty year old Hudson River steamboat to bring passengers to an amusement park he owned on the Potomac River south of Washington, D. C., even he didnt realize that he would soon abandon the amusement park and spend the next thirty odd years running excursion boats in Washington,