The tower rests on rock, has cantilever foundation, and with the buttresses will be rather a difficult job to ever destroy," wrote Poole.
The 32-story tower rests atop a 15-floor podium.
The tower rests on a glass plate over a pergola ceiling filled with other pieces of glass.
The towers rested on a pair of timber and cast iron piers.
The tower rests on four legs anchored in the sea floor 170 feet down.
The tower rests within the remains of a barmkin which also contained other buildings.
The central tower rests on four large piers and is directly above.
The tower rests on 14th-century foundations, but is largely the result of 16th-century rebuilding.
The entire steel-framed tower rested on a tapering reinforced concrete base, measuring 121 feet in width at the bottom.
The tower rests on a base housing a public elementary school.