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Glen Halliday is the Principal of the Observatory Hill Environmental Education Centre where he has been an experienced tour leader for over 20 years. Glen has a Masters in Educational Leadership and has won a NSW Premier’s scholarship for urban environmental education. He regularly conducts local urban history and geography tours across various locations along Sydney Harbour. Glen is passionate about sharing his extensive knowledge of the local area as well as fostering an appreciation of Sydney’s unique waterfront heritage and changing landscapes.
Current Tours:
Norfolk Island Kaleidoscope | 09 – 14 May 2025 (6 days)
History, Gardens and Homesteads of the National Capital | 22 – 26 September 2025 (5 days)
Private Gardens of the NSW Central Coast | 27 – 31 October 2025 (5 days)
Testimonials:
“Glen was careful and caring. He went out of his way to research and to provide information and advice.”
Andrew B. | Norfolk Island Kaleidoscope, 2024
“Glen is a true, professional educator. Faultless!”
Lorraine I. | Gardens, History and Art of the Hunter Valley, 2024
“Loved Glen’s stories and his passion for his subject! Clearly a very knowledgeable and experienced leader.”
Jane E. | Sydney’s Changing Waterfront, 2021
