This island aventure includes a narrated cruise with Portland Discovery Land & Sea Tours through Casco Bay to see lighthouses, lobster boats, and sea birds plus and opportunity to explore Fort Scammel on House Island. Included in your visit is a 90-minute island stop for a guided tour through this incredible fortress. Fort Scammel was originally built in 1808 as an eight-sided wooden blockhouse and intended to protect the harbor from the British. From the 1840's to the 1870's, the fort was modernized and enlarged with granite bastions and earthworks for the coastal defense of the United States. You'll marvel at the intricate architecture and fascinating evolution of one of the best preserved Civil War forts in New England. This quaint, privately owned Maine island has an interesting and diverse history that is sure to intrigue!