Look up! Ontario architectural wonders you must see for yourself

Commerce Court, Toronto

In 1931, the 34-storey North Tower was the tallest building in the British Empire. Today, this ornate ceiling has become a favourite of photographers.

Canadian Aviation and Space Museum, Ottawa

Explore the wonder of flight at the Canadian Aviation and Space Museum, where all things skyward are celebrated.

National Gallery of Canada, Ottawa

While the outstanding art collection makes the National Gallery of Canada famous, the architecture of the building is a work of art in its own right.

Notre Dame Cathedral Bascilica, Ottawa

Notre-Dame Cathedral is the largest and oldest standing church in Ottawa, and is a designated National Historic Site in Canada, in part due to its stunning architecture.

Casa Loma, Toronto

Overlooking Downtown Toronto, Casa Loma means “Hill House” in Spanish. The views are even more stunning inside, including this stunning glass ceiling in the Conservatory.

Kingston City Hall, Kingston 

Before it was relocated to Ottawa, Ontario, Kingston was Canada’s First Capital. Much of the architecture reflects the importance of this period in the city’s history, in particular City Hall, which offers free tours from May to October.

Dundurn Castle, Hamilton  

Once home to Sir Allan Napier MacNab, a railway magnate, lawyer and Premier of the United Canadas, this 40-room Italianate-style villa is beautiful inside and out.