Here is a sample seven-day trip itinerary for Toronto:

Day 1:

• Arrive in Toronto and check into your hotel
  
• Visit the CN Tower for a panoramic view of the city
• Walk along the Harbourfront and take a ferry to the Toronto Islands
• Explore the Distillery District, a historic neighborhood filled with shops, restaurants, and art galleries

Day 2:

• Visit the Royal Ontario Museum, one of the largest natural history and world culture museums in North America
• Take a stroll through the University of Toronto campus
• Explore Kensington Market, a bohemian neighborhood known for its street art and independent shops
• Have dinner at one of Toronto's many multicultural restaurants

Day 3:

• Visit the Art Gallery of Ontario to see works by Canadian and international artists
• Take a walk through the historic St. Lawrence Market
• Have lunch at the famous POUTINE spot
• Go shopping on Queen Street West, one of the city's main shopping areas

Day 4:

• Visit the Toronto Zoo, one of the largest zoos in the world
• Take a day trip to Niagara Falls, one of the most famous natural wonders in North America
• Enjoy dinner at a restaurant in the entertainment district

Day 5:

• Visit the Hockey Hall of Fame to learn about Canada's national sport
• Explore the Bata Shoe Museum, which houses one of the world's largest collections of shoes
• Take a walk through Toronto's historic Chinatown
• Have dinner at one of Toronto's famous steakhouse.

Day 6:

• Visit the Ripley's Aquarium of Canada
• Take a walk through the beautiful High Park
• Have lunch at the famous Kensington Market
• Take a cruise on Lake Ontario

Day 7:

• Visit the Casa Loma, a historic castle in the city
• Take a walk through the trendy Yorkville neighborhood
  
• Have lunch at one of Toronto's famous sushi restaurants
• Pack and prepare for departure.

Please note that this is just a sample itinerary and that you can adjust it according to your preferences and interests. Toronto is a big city with many things to do and see, so you may want to prioritize and focus on the places that you are most interested in visiting.