[показать]At the end of the Twenties, attention was devoted to the problem of securing the North Tower. In 1931/32 the tower was secured by means of a peripheral tie beam to prevent it from collapsing.
Первое предложение мне предельно ясно (это я вам для смысла).
by means of a peripheral tie beam - что это такое?!
The name, as well as the modelling of the "crypt" on the architecture of the Greek beehive tomb, suggest that plans existed to honour the dead here. - и это

Благодарю за внимание.
С уважением.