Final answer:
Dinosaur Provincial Park, known for Jurassic and Triassic fossils, is located in Alberta, Canada.
Step-by-step explanation:
The location of Dinosaur Provincial Park, where evidence from the Jurassic and Triassic periods has been excavated, is in the province of Alberta, Canada. Dinosaur Provincial Park is a UNESCO World Heritage Site and is known for its rich fossil record and diverse dinosaur remains. It is one of the most important dinosaur sites in the world. This park is known for its significant fossil discoveries and plays a vital role in our understanding of dinosaur life during these prehistoric eras. The park is not located in Ontario, British Columbia, or Newfoundland & Labrador.