Sat 5/4 Blackwater Bay Cruise The Blackwater Bay Cruise is back! Join Major Marine Tours and Seward’s own Blackwater Railroad Company for a 3 Hour Cruise on... Sat 5/4 @ 12:00 am Seward, AK. Major Marine Tours, 1412 4th Ave, 99664, AK, Seward Share facebook twitter Like Edit Event Delete Event