Rates 6 passengers or less Full day ( 8 hours ): $600. ( total-no tax added;$75.per passenger over 6 ) Half day ( 5 hours ): $500. ( total-no tax added;$75.per passenger over 6 ) Evening ( 4hours ): $400 ( 4-8 PM ) Deposit: $100.00. Cancellations may be made with 15 days advance notice for a full refund. Tel. 410-867-7240 for reservations.