The Gap (Sydney)

Caroline Byrne (8 October 1970 – 7 June 1995), an Australian model, was found at the bottom of a cliff at The Gap in Sydney in the early hours of 8 June 1995. Her then boyfriend Gordon Eric Wood (b. 1962), who at the time of her death was a chauffeur and personal assistant to businessman Rene Rivkin, was convicted of her murder on 21 November 2008 and spent three years in Goulburn Correctional Centre. He was acquitted of the conviction in February 2012.

Doyles on the Beach is an Australian seafood restaurant founded in 1885. Located on Marine Parade in Watsons Bay, Sydney, it is Australia's oldest continually running fish and chip shop, currently owned by Michael Doyle. There is both an à la carte restaurant and a garden bar at the Marine Parade establishment. It has two sisters restaurants: Doyles Fishermans Wharf, also in Watsons Bay, and Doyles at the Sydney Fish Market.In 2021, the restaurant was named in GQ's list of the "18 most expensive restaurants in Australia".One of the restaurant's attractions is the view over Sydney Harbour of the downtown Sydney skyline four miles to the east.

Watsons Bay is a harbourside, eastern suburb of Sydney, in the state of New South Wales, Australia. Watsons Bay is located 11 km north-east of the Sydney central business district, in the local government area of the Municipality of Woollahra. Watsons Bay sits on the end of the South Head peninsula and takes its name from the sheltered bay and anchorage on its western side, in Port Jackson (Sydney Harbour). It provides views across the harbour to the Sydney Harbour Bridge. The Gap is an ocean cliff on the eastern side with views to Manly at North Head and the Pacific Ocean. Vaucluse is the only adjacent suburb, to the south.

Watsons Bay ferry wharf is located on the southern side of Sydney Harbour serving the Sydney suburb of Watsons Bay.

Alexandria Parish is one of the 57 parishes of Cumberland County, New South Wales, a cadastral unit for use on land titles. It contains the area to the south and east of Sydney city including Bondi, Paddington and Clovelly. It was probably named after the Battle of Alexandria fought in 1801. The Parish of Alexandria roughly corresponds with the "Eastern Suburbs" in the traditional narrow sense of that term. The "Eastern Suburbs" in a wide sense also includes the suburbs immediately to the south, in the Parish of Botany.

The Signal Hill Battery was constructed in 1892/93 at Watsons Bay and is adjacent to the Signal Hill Lighthouse on Old South Head Road.

The Sydney Heads (also simply known as the Heads) are a series of headlands that form the 2 km (1.2 mi) wide entrance to Sydney Harbour in Sydney, New South Wales, Australia. North Head and Quarantine Head are to the north; South Head and Dunbar Head are to the south; and Middle Head, Georges Head, and Chowder Head are to the west and within the harbour. The Heads are contained within the Sydney Harbour National Park. Some features located on the heads are heritage-listed on the Australian National Heritage List; such as the Hornby Lighthouse, located on South Head, Australia's third-oldest lighthouse; Macquarie Lighthouse, Australia's first lighthouse, located 3 kilometres (1.9 mi) to the south on Dunbar Head; and the former Quarantine Station on North Head.

The Dunbar was a full-rigged ship designed and built from 1852 to 1853 by James Laing & Sons of Deptford Yard in Sunderland, England and used for maritime trade, as a troop ship and transport. The Dunbar was wrecked near the entrance to Sydney Harbour, Australia in 1857 with the loss of 121 lives. The wreck of the Dunbar ranks as one of Australia's worst maritime disasters, with the event still retained in the social history of Sydney and New South Wales. The location of the wreck is now a heritage site, at Watsons Bay. An anchor from the Dunbar, a memorial and remains of the 121 onboard are located within Camperdown Cemetery. The property is owned by the NSW Land Registry Services. The site was added to the New South Wales State Heritage Register on 17 October 2003. The Australian National Maritime Museum holds the John Gillies Collection of artefacts from the Dunbar wreck.

HMAS Watson is a Royal Australian Navy (RAN) base on Sydney Harbour at South Head, near Watsons Bay in Sydney, Australia. Commissioned in 1945 (after three years operating as HMAS Radar), the base served as the RAN's radar training school. In 1956, torpedo and anti-submarine warfare training were relocated to the base, and by 2011, Watson was the main maritime warfare training base, as well as providing post-entry education for maritime warfare officers, training for combat system and electronic warfare sailors, and command training.

The Sydney Harbour anti-submarine boom net was an anti-torpedo and submarine defence net that was in Sydney Harbour during World War II. It spanned the entire width of the harbour from Laing Point (formerly known as Green Point), Watsons Bay to Georges Head Battery, on the northern side of Sydney Harbour. The boom formed part of the Sydney Harbour defences which also included artillery batteries and patrol boats.

The Macquarie Lighthouse, also known as South Head Upper Light, is the first, and is the longest serving, lighthouse site in Australia. It is located on Dunbar Head, on Old South Head Road, Vaucluse in the Municipality of Woollahra local government area of New South Wales, Australia. The lighthouse is situated approximately 2 kilometres (1 mi) south of South Head near the entrance to Sydney Harbour. There has been a navigational aid in this vicinity since 1791 and a lighthouse near the present site since 1818. The current heritage-listed lighthouse was completed in 1883. The lighthouse and associated buildings were designed by James Barnet and built from 1881 to 1883. The lighthouse is fully operational and is under the control of the Australian Maritime Safety Authority. The grounds are managed by the Sydney Harbour Federation Trust.The lighthouse is featured on the coat of arms of Macquarie University. A simplified line drawing of the lighthouse forms the logo of Woollahra Council in which local government the lighthouse is located. The lighthouse and associated site were added to the New South Wales State Heritage Register on 2 April 1999 and to the Commonwealth Heritage List on 22 June 2004.

Hornby Lighthouse, also known as South Head Lower Light or South Head Signal Station, is a heritage-listed active lighthouse located on the tip of South Head, New South Wales, Australia, a headland to the north of the suburb Watsons Bay. It marks the southern entrance to Port Jackson, as well as lighting the South Reef, a ledge of submerged rocks. It is the third oldest lighthouse in New South Wales. Designed by Mortimer Lewis and listed on the (now defunct) Register of the National Estate and on the New South Wales State Heritage Register since 2 April 1999, with the following statement of significance: A dominant Sydney landmark which appears to have been in continuous use since the 1840s as a controlling point for shipping entering and leaving Port Jackson. The building complex, designed by the Colonial Architect Mortimer Lewis in the early 1840s, is an architectural important example of an early Victorian public work associated with port activities.