original: The fort held a prominent position and was located high above sea level with strategic views to the entrance (Sydney Heads) of Port Jackson.
simplifications: The fort held an important position and was high above sea level with strategic views to the entrance of Port Jackson. The fort held an important place high above sea level. It had a planned view to the entrance of Port Jackson. The fort held an obvious position as it was high above sea level. It had important views to the entrance of Port Jackson. The fort held important position and was high with strategic views to the entrance of Port Jackson. The fort held position and was located above sea level with views to the entrance of Port Jackson. The fort sat at a tactical advantage. It was above sea level. The view showed the entrance Sydney Heads to Port Jackson. The fort held a prominent position high above sea level. It had strategic views to the entrance (Sydney Heads) of Port Jackson. The fort held a prominent position. It was high above sea level with strategic views to the entrance (Sydney Heads) of Port Jackson. The fort had an important position high above sea level with strategic views. The fort held a leading position and was located high above sea level with a strategic view of the Port Jackson entrance (Sydney Heads).