The Westin Harbour Castle, Toronto

The Westin Harbour Castle is a waterfront convention hotel at 1 Harbour Square on Toronto's harbourfront overlooking Lake Ontario, operated by Marriott under the Westin brand. The 34-storey tower (originally opened in 1975) holds 977 guest rooms and around 69,000 sq ft of function space across 32 meeting rooms, anchored by the Metropolitan Ballroom, one of Toronto's largest hotel ballrooms, with a self-contained convention centre linked by an elevated glass walkway. It is roughly a 9-minute walk from Union Station with adjacent Harbourfront streetcar service, and is certified 4 Green Keys.