The execution site on the higher ground north-west of the Tower of London moat is now occupied by Trinity Square Gardens.

Tower Hill rises from the north bank of the River Thames to reach a maximum height of 14.5 metres (48 ft) Ordnance Datum.

The backgrounds to those carried out at Tower Hill ranged from the Peasants’ Revolt of 1381 to the Wars of the Roses; Lollardism; claims to the throne by Perkin Warbeck and Lambert Simnel; the English Reformation; the Pilgrimage of Grace; the Monmouth Rebellion; the Jacobite Rising and the Gordon Riots of 1780.

[11] The Merchant Navy Memorial, First World War section, Grade I-listed, was unveiled by Queen Mary (deputising for her husband, King George V) on 12 December 1928.

[12] To avoid overshadowing this, the Grade II* Second World War section is In the form of a sunken garden and was unveiled by The Queen on 5 December 1955[13] while that commemorating merchant seamen killed in the 1982 Falklands War was unveiled on 4 September 2005 by the First Sea Lord, Admiral Sir Alan West.

[14] One of the Trust's first actions was to create a beach on the north bank of the Thames between St Katherine's Steps and the Tower for families from the East End.

Among the buildings demolished was the giant Myer's tea warehouse, which stood next to All Hallows and blocked the view of the Tower from the west.

[18] A floor plaque in Tower Vaults commemorates its re-opening in 1991 as the surviving part of the 1864 George Myers built Mazawattee Tea Warehouse, extensively bomb-damaged in Second World War air raids and later demolished.

[22] The grade II listed former pump house (Tower of London shop) was built in 1863 and designed by the architect Anthony Salvin.