To the north side of the gatehouse was the North Dam, protected by three substantial towers, and which may have supported the castle's stables.
Several hotels are under construction, and there are plans for at least two substantial office towers and multiple mixed-use projects.
These are substantial stone towers that developed out of the roundhouse tradition in north and west Scotland, whose dry-stone walls may have reached 13 m in height.
The "most substantial castle-like fort" near Montréal was Fort Senneville, built in 1692 with square towers connected by thick stone walls, as well as a fortified windmill.
The department must decide whether Pinnacle Towers, a Florida-based company, completed substantial construction on the tower by Sept. 15.
Paul Wein, a department spokesman, said the company would be allowed to complete the tower if substantial construction had taken place.
These events are a substantial part of the tower's annual income and, without a grand gesture from the companies involved, there is no way to avoid taking down the bulk of the installation next week.
As with earlier waterside towers, a substantial number of the Portofino's apartments, in this case 105, have been rented to tenants from Manhattan, said Marshall B. Tycher, a principal of the Roseland Property Company of Short Hills, N.J.
While viewers were still wondering if Prof Mason causing substantial damages to the alien tower was the luckiest shot in science fiction since that chancer Luke Skywalker knocked out the Death Star, we had a tantalisingly brief meeting with the tall aliens who seem to be in charge.
The tower was given substantial diagonal buttresses with sandstone quoins.
