This is the oldest surviving church in Collingwood. After a fire destroyed the original, a new and larger building was constructed in 1858 (the present church), with transepts, the sanctuary and bell tower added in 1876, and the parish hall and vestry in 1911. Over the years, the church has been enhanced by stained-glass windows and a distinctive altar.

The 43-hectare (107-acre) Banting Family Homestead was the birthplace of Sir Frederick Banting, co-discoverer of insulin. Banting was also Canada's first Nobel Prize winner. During Doors Open, come and explore exhibits, walk the legacy trail, enjoy lunch in the picnic area, see the historical farmhouse and drive shed, and learn more about Banting’s journey in the fight to combat diabetes.

Explore this area’s story of rural and village life from the 1830s. Be captivated by the original Woodrow Homestead and wander the museum grounds along the Coldwater River. The pioneer village setting boasts a large collection of artifacts. Bring a picnic lunch, linger in the heritage gardens and explore the river trail as part of your Doors Open experience.

Discover Harbour dates back to 1793. Come and explore the historical tall ships H.M.S Tecumseth and Bee. Gord Laco, retired commissioned officer in the Royal Canadian Navy and former Head Technical Director for Master and Commander starring Russell Crowe, will share his expertise and insights into the history and meticulous conservation efforts around preserving these magnificent vessels.

The Duntroon Cyder House combines a picturesque location surrounded by orchards and serene views with cider tasting and an outdoor kitchen for a truly delightful experience. Products are produced authentically — using local, heritage, hand-picked apples — with no added sugar and no sulfites. They are also gluten-free and vegan friendly. This farm is a great adventure for all ages!

Owned and operated by the Orillia Fish and Game Conservation Club, this 24-hectare (60-acre) wildlife sanctuary is primarily wetlands with 5 km (3 miles) of popular nature trails. The property features an aviary, swan enclosure, pollination gardens and an education building. The sanctuary is ideal for learning about the value of wetlands and conservation.

This community museum represents the history of South Simcoe County. Exhibits highlight famous local Canadians, notable industries and unique artifacts. The site features an agricultural fair building, log house and a barn. Children can complete a scavenger hunt or enjoy other hands-on activities. Come for a tour, explore the site and check out the gift shop!

Originally called Tornaveen, this house was built for Frank Telfer of the Telfer Biscuit Company. In 1924, the house became a home for missionary children. In 1992, the house was purchased by the National Ski Academy. Today, it accommodates 26 students and offers classroom training and local ski-hill instruction. To date, it is the largest and tallest home in Collingwood.

Noel's Nest Country Bed and Breakfast and Noel's Nest Special Event Space are located in the heart of Port McNicoll. They offer divine indoor/outdoor space surrounded by nature — boasting three indoor bedrooms and four outdoor glamping rooms. Music, visual arts, dinner and live entertainment events are held from spring to fall. The spaces are perfect for weddings, retreats and yoga.

Since opening in 1895, this iconic opera house has been a focal point for Orillia’s cultural life. The largest professional performing arts venue north of Toronto, the Opera House seats just under 800 people within two theatres — including the Gordon Lightfoot Auditorium. In the past, this historical facility has also been the City Hall, farmers' market, movie theatre and jail.

Rogers TV Barrie is one of many community channels across Ontario. Programming includes local sports produced with their mobile production truck. Talk shows, fitness shows and cooking shows are all produced in their state-of-the-art studio and control room. At Rogers TV, volunteers work side by side with professional staff, developing programming and learning how the broadcast industry functions.

Doors Open gives visitors the opportunity to visit a typical lodge room and learn about the history and ideals of Freemasonry — the world's oldest fraternity. The charter for Seven Star Lodge was granted in 1872 and the 150th anniversary was celebrated in 2022. Meetings have been held at the current location in the heart of downtown Alliston since 1917.

The Simcoe County Museum offers a variety of events, exhibits and programs for all ages throughout the year. Situated on 132 hectares (327 acres) of forested grounds, the museum is home to over 30,000 artifacts from prehistoric to modern times. The galleries and outdoor heritage and display buildings depict the people, events and artifacts from Simcoe County's diverse past.

This not-for-profit community theatre is dedicated to creating exceptional and diverse community theatre experiences. Built in 1867 by the Lodge of Good Templars, its original use was as a Temperance Hall. In 1905, it became the Town Hall. In 1923, it was rebuilt as a community hall and became home to the South Simcoe Theatre in 1983.