Science and invention

Scientists, inventors, observatories or technological firsts.

Historic places
196Historic places
Built
1697–1972Built
Provinces and territories
11Provinces and territories

Recognized by

  • National 88
  • Provincial 43
  • Territorial 1
  • Municipal 64
Photographs from the register, credited on each place’s page.

Where they are

  • Ontario56
  • Nova Scotia28
  • Quebec28
  • British Columbia25
  • Newfoundland and Labrador16
  • Alberta15
  • New Brunswick13
  • Manitoba6
  • Prince Edward Island4
  • Saskatchewan4
  • Nunavut1

Towns with the most

Built over time

The most were built in the 1900s: 36 of the 167 with a known date.

The oldest

  1. 1697Signal Hill National Historic Site of CanadaSt. John's, Newfoundland and Labrador
  2. 1800Thinkers' Lodge National Historic Site of CanadaPugwash, Nova Scotia
  3. 1826Norway House National Historic Site of CanadaNorway House, Manitoba

The register gives no construction date for 29 of these places.

Who designed them

The register names an architect or designer for 76 of these 196 places. These names come up most often.

Names marked ↗ open their entry in the Biographical Dictionary of Architects in Canada, 1800–1950.

  1. Department of Public Works7 places
  2. David Ewart (biography, opens in a new tab)5 places
  3. Chief Architect of the Department of Public Works3 places
  4. Chief Architect’s Branch2 places
  5. Thomas Fuller (biography, opens in a new tab)2 places
  6. Gérard Macquet2 places

All 196 places

Often found together

Collections that share the most places with this one.

Every collection