Jost House Museum is a historic house built around 1786 and is one of the oldest buildings in Sydney. It was the home of the Jost family, early merchants and community leaders. Today, the museum displays artifacts and exhibits that tell the story of Sydney's history and the lives of its early residents.

Cossit House Museum is one of the oldest surviving houses in Sydney, built in 1787 for Reverend Ranna Cossit. The museum showcases the lifestyle of early settlers in Cape Breton through historic furniture, artifacts, and period displays. Today, it is an important heritage site that helps visitors learn about Sydney's early colonial history.

St. George's Anglican Church Graveyard is a historic cemetery beside St. George's Anglican Church in Sydney. It contains graves dating back to the late 1700s and early 1800s, including early settlers, soldiers, and community leaders. The graveyard is an important heritage site that reflects Sydney's early history and development.

Wentworth Park is a popular public park in Sydney known for its beautiful green spaces, walking paths, playground, and pond. Established in the early 1900s, it is a favorite spot for recreation, community events, and outdoor activities.

Open Hearth Park is a large community park in Sydney built on the former Sydney Steel plant site. It features walking trails, sports fields, playgrounds, and green spaces. The park symbolizes the transformation of an industrial area into a place for recreation and community activities.

Holy Ghost Ukrainian Catholic Church is a historic Ukrainian Catholic church in Sydney, built in the early 1900s by Ukrainian immigrant communities. It is known for its traditional Eastern Christian architecture, cultural heritage, and role in preserving Ukrainian traditions in Cape Breton.

Polar Bear Beach is a small waterfront spot in Sydney known for its scenic coastal views and as a local swimming area. It gets its name from the tradition of people taking cold-water dips there, especially during winter events or informal “polar bear swims.”

St. Alphonsus Church is a historic Roman Catholic church built in the late 1800s to serve the mining community of Victoria Mines near Sydney. It reflects the strong Irish and Scottish Catholic heritage of early coal mining families in the area and remains an important local landmark and heritage site.

Fort Petrie Military Museum is a small coastal defence museum located at the site of a former World War II gun battery near Sydney Harbour. It showcases military artifacts, photographs, and history related to Cape Breton’s role in coastal defence during the world wars.

Low Point Lighthouse is a historic lighthouse located on the coast between Sydney and Louisbourg in Cape Breton. Built in 1833, it is one of the oldest lighthouses in Nova Scotia and was used to guide ships safely along the rocky shoreline. It remains an active navigational aid and a well-known coastal landmark.