Excursion Inlet, a census-designated place in Haines Borough, Alaska, boasts a small population but offers access to vast natural wonders. Located on the east side of Excursion Inlet, an arm of the Icy Strait, this community borders Glacier Bay National Park to the north.The main attraction in Excursion Inlet is undoubtedly Glacier Bay National Park, a UNESCO World Heritage Site. Visitors can access the park through the Excursion Inlet Seaplane Base, a public-use facility.