Breakfast beside the belfast harbor. served in the boat house at steamboat landing from 7:30 a.m. to 10:30 a.m. on saturday, august 17th. free pancake breakfast for the 5k runners! more information national boat building challenge. this year belfast will again be hosting the national boat building championships.. Teams compete to build a 12' wooden "passy" rowing skiff in four hours.. The national boatbuilding challenge is returning to belfast on aug. 17, 2013 during the belfast harbor fest, sponsored by the belfast rotary club. the competition was a huge success in belfast in.