Cortisol (hydrocortisone), a corticosteroid with both glucocorticoid and mineralocorticoid activity and effects. Corticosteroids are a class of steroid hormones that are produced in the adrenal cortex of vertebrates, as well as the synthetic analogues of these hormones.
The light stands at the entrance to Botany Bay. The light was required so north-bound shipping could hug the coast and avoid the strong southerly currents further out to sea. The lighthouse is on the southern side of the entrance to Botany Bay and is about 45 minutes south of Sydney. Page last updated:
Tillamook Rock. Photographer: Christian Heeb. Built on a rocky island 1.2 miles offshore of Tillamook Head, Tillamook Rock Lighthouse represents an engineering and construction feat that overcame great obstacles. From 1980 when the lamp was lit until 1957 when it was decommissioned, âTerrible Tillyâ served the maritime industry.