If museums are on your list of things to see in Bushmills, then you might want to head to Old Bushmills Distillery. If you want to experience more of the culture Bushmills has to offer, head to Royal Portrush Golf Course, Dunluce Castle, and Giant's Causeway.
You can learn about the history of Ballycastle with a stop at Ballintoy Church. Wander the area's seaside or simply enjoy one of its top-notch restaurants.