The Allan I. Carswell Astronomical Observatory is located on York University's Keele Campus. It originally opened in 1969. The observatory owns two telescopes housed in separate domes: a 60-centimetre (24-inch) Cassegrain reflector and a one-metre (39-inch) custom-built telescope — the largest at a university in Canada. Come and discover the research that happens here and learn about being an astronomer.

401 Richmond is a heritage-designated industrial building turned arts-and-culture hub. The building was originally constructed in several phases between 1899 and 1923 for the Macdonald Manufacturing Company. It operated as a tin factory, best known for its lithographic work. That artistic lineage is still seen today with a community of nearly 150 artists, cultural producers, non-profits and micro-enterprises. (Photo: Vik Pahwa)

The Experience Centre provides an immersive experience that invites the public to explore the vision for YZD — a historical $30-billion transformation of the former Downsview Airport lands. The centre also provides visitors with an overview of this generational city-building opportunity, which includes seven new neighbourhoods. It looks to welcome more than 55,000 residents and create employment for 23,000 people.

With artifacts dating back to the 1800s, you will see, feel and experience how Weston has evolved. Weston was founded in 1790 and became a major commerce and manufacturing hub. The headquarters of the Weston Historical Society is home to artifacts that detail both everyday life and the major events that took place in Weston over the past 200-plus years.

Founded in 1964 and situated in one of Toronto's most diverse and multicultural neighbourhoods, the University of Toronto Scarborough brings together people from all walks of life. Thanks to its partnerships, it’s able to offer students real-world experience. Over the past six decades, the campus has grown in the Highland Creek Valley and has connected the community with nearby parks.

Ubisoft Toronto is a video game development studio that has produced innovative video games — including Assassin's Creed, Far Cry, Watch Dogs and Tom Clancy's Splinter Cell. The 1922 building features a brick-and-beam interior and a distinctive rooftop water tower. In 2019, the studio added a new, state-of-the-art Performance Capture Studio that has worked with world-renowned talent from across the globe.

In 2025, the Toronto and Region Conservation Authority unveils their new head office, bringing together cutting-edge sustainability design and practice. One of North America’s most sustainable buildings, it boasts low greenhouse gas emissions. Look for the beautiful cascading water walls and the naturally lit atrium. See how green building design in an urban landscape can integrate with the natural environment.

Finch Yard is one of six Toronto Water operations yards in the city. This yard will showcase some of the equipment, tools, technology and materials that Toronto Water uses to ensure the distribution of high-quality water and the collection of waste-water — including 67,000 valves, 42,000 hydrants, 10,000 km (6,200 miles) of sewers, 155,000 maintenance holes and 170,000 catch basins.

This world-class facility was the largest sport-related new build for the 2015 Toronto Pan Am and Parapan Am Games and the largest infrastructure investment in Canadian amateur sport history. The 29,000-square-metre (312,000-square-foot) centre includes two internationally sanctioned 10-lane, 50-metre (164-foot) pools, a world-class dive pool and dryland dive training facilities, a four-court gymnasium, an indoor running track and more!

This building was designed in 1922 by John M. Lyle (1872-1945) for the Thornton-Smith Company, an antique furniture and interior design firm. The crowning jewel of this property is its Aperture Room — a stunning event venue that keeps the 100 years of history on Yonge Street alive by boasting exposed brick, hardwood floors, three magnificent skylights and original windows.

This is one of Toronto’s oldest Anglican churches. Built to serve Irish immigrants, it has a long history of helping people on the margins of society. Following a 1977 fire, parishioners created a striking new ceiling and installed contemporary stained-glass windows on the south wall. The Toronto Homeless Memorial and a public labyrinth can be found outside on Trinity Square.

Terroni’s Adelaide location is part of Toronto’s history. Built in 1852, it housed the York County Court House. Today, it has been converted into a popular Italian restaurant with dramatic columns, a spectacular dining room with fireplaces and a sunlit atrium. Throughout the restaurant, see antique Sicilian puppets on the walls, handcrafted by local artists over 200 years ago.

Located inside Metro Hall, Spin Master boasts a colourful and welcoming reception area, anchored by a video wall that introduces you to this children's entertainment company — showcasing some of its hits, from PAW Patrol to Unicorn Academy. Visitors can explore artifacts, get their hands in “kinetic sand” and visit the Playground Café with a mural that features the word "PLAY."

Rosedale United’s sanctuary, with its pointed arches and vaulted ceilings, draws the eye upward, creating a sense of height and grandeur. The vibrant stained-glass windows fill the space with ethereal light, enhancing its spiritual atmosphere. The sanctuary also has excellent acoustics, as demonstrated by their Casavant organ’s rich, resonant tones. Restored in 2005, the organ now boasts 2,637 pipes.

One of Canada's oldest architectural practices, RDH Architects specializes in architecture for the public realm. The firm recently relocated to a heritage building, where they blended historical features with contemporary design. Highlights include a glazed front façade with views into the studio's creative process, a spiral staircase, and an open-plan interior with 28 workstations, meeting spaces and a collaboration bar.

People Design Co-op's architecture studio is located on the second floor of a former bank building. They work with non-profit and public housing providers, social service providers and community land trusts to retrofit and develop affordable housing stock. The City has identified this property through the 2014 Leslieville Planning Study as significant for its prominent location and its unique typology.

The imposing Old City Hall was Toronto’s third city hall. The lobby features one of the city's few secular stained-glass windows. Original gargoyles were replaced in 2002 with replicas. And, in 1925, a cenotaph was erected outside to honour Torontonians who died in the First World War (later updated for veterans of the Second World War and the Korean War).

OCAD University is Canada's oldest and largest art and design university, located in downtown Toronto since 1876. The main campus includes the George Reid House and the iconic Rosalie Sharp Centre for Design. Home to over 4,500 students, its classes are taught by experts in their fields. Come and explore this beautiful facility and learn more about what they offer.

St. Lawrence Market is a premier culinary destination, celebrating the best of Toronto's rich food and community heritage. The newly redeveloped North Building is the historical home of the Saturday Farmers’ Market — a cornerstone of the Market's heritage since 1803. The North Market also hosts a diverse range of events, a new café, the Toronto Court Services and multi-level parking.

The Muslims in Canada Archives is housed within the Jackman Humanities Building at the University of Toronto. Designed in 1929, the building was constructed to provide facilities for the medical profession. The preserved stone detailing and grand lobby are key features of this designated building. The fifth-floor offices exhibit archival materials relating to the historical presence of Canadian Muslims.

For over 20 years, the Museum of Contemporary Art Toronto has featured the work of 1,100-plus Canadian and international artists. In 2018, they moved into this purpose-designed space in the Junction – once Toronto’s tallest building. The original factory produced aluminum products for the Second World War. When it opened, it was considered innovative because it used concrete slab architecture.

This is a space where tech and innovation communities come together to develop game-changing health-care solutions. The Centre comprises four distinct laboratory buildings — the Princess Margaret Cancer Research Tower (operated by the University Health Network), Heritage Building (revitalized office/event space on the site of the former Toronto General Hospital), the South Tower (emerging companies) and the West Tower (established companies).

Visit the Manor Road United Church during this year's Doors Open Toronto. Located in the heart of Davisville Village, the church offers something for the whole family. Be the curious adventurer and celebrate the Manor's 100th anniversary. Hear from resident "heritage whisperers," listen to the sound of music, and discover a place that is home for many today.

The current St. Paul the Apostle — comprising an auditorium, church and rectory — was constructed largely by the Maltese community, prompted by the Maltese-Canadian Society of Toronto. The halls have been used extensively since the 1960s for weddings, social gatherings, receptions and celebratory feasts. The Maltese-Canadian Museum and Archive are now housed here, providing a fascinating glimpse into this community.

Located near the waterfront at the foot of Lee Avenue in the Beach neighbourhood — one of Toronto’s most beautiful locations — the Kew Beach Lawn Bowling Club is a busy place. There is lawn bowling as well as croquet in the summer. During winter months, members play darts, table tennis and cards, and organize social events. Come and check them out.