Killin's unique architecture encompasses a superb mix of buildings constructed over several centuries, with clues that can be found on the boards and leaflets to recognise old and more modern structures. One can also meet the mountains in Killin, sheltered by the Tarmachan Ridge, with summits over 1,000 meters high, including Beinn Ghlas and Ben Lawers. The Ben Lawer National Nature Reserve is famous for the richness of its mountain flowers, information about which can be discovered during a visit.
The area's natural wild environment includes various birds, plants, and animals, such as red squirrels, dippers, ospreys, and salmon. Using Killin as a base, visitors can explore the more comprehensive land, woods, and waters of Breadalbane, with marked routes, trails, leaflets, and opportunities to hire equipment like bikes and canoes. Along Main Street, more can be learned about Killin and the broader areas of Perthshire, Lock Lomond, and The Trossachs National Park.
The locale also bears traces of human interaction with the landscape, including subtle Bronze-Age markings and more overt remnants such as a Neolithic stone circle and the preserved 19th-century Moirlanich Longhouse. Nearby is the historic St. Fillan's Mill by the Dochart, adding another layer to the rich history of this captivating village. Whether you're interested in the natural environment or the area's human history, the Killin Heritage Trail offers a fascinating gateway to explore and enjoy.