
Best Historic Sites in Ottawa
A guide to Ottawa's most significant historic sites, from a UNESCO World Heritage canal to National Historic Sites spanning nearly 200 years. Most are free to visit.
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One of Canada's most iconic hotels and a National Historic Site since 1981. The 1912 Châteauesque limestone building sits between Parliament Hill and the Rideau Canal locks, with a lobby, restaurants, and public spaces open to all visitors.

Canada's national monument honouring those who have served and died in all conflicts, centred on a 16-metre granite arch with 22 bronze figures by sculptor Vernon March. Unveiled by King George VI in 1939, it includes the Tomb of the Unknown Soldier (added 2000). Sentries stand guard daily from April to November.

Ottawa's oldest and most architecturally significant church, designated a National Historic Site in 1990. The Gothic Revival basilica features twin 54.5-metre spires, 17 stained glass windows by Guido Nincheri, 30 life-sized carved wooden figures, and a vaulted ceiling painted blue with gold stars. Free to visit.

A UNESCO World Heritage Site and the world's largest naturally frozen skating rink in winter. Perfect for walks, cycling, and boating in summer.

Twin 11-metre waterfalls where the Rideau River drops into the Ottawa River, divided by the 12-acre Green Island. The falls gave the Rideau River its name — Samuel de Champlain thought they resembled a curtain (rideau in French). Free to visit year-round with walking paths, monuments, and river views.

Canada's first permanent pedestrian mall, established in 1967. The car-free promenade stretches four blocks between Elgin and Lyon streets, one block south of Parliament Hill. Features heritage buildings, restaurant patios, and summer festivals including the Ottawa International Buskerfest.

Canada's highest court, housed in an Art Deco building designed by Ernest Cormier with a distinctive Château-style copper roof. Free guided tours take visitors through the marble lobby and the black-walnut-panelled main courtroom. Public hearings are also open to attend.