2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/171353We investigate nonintegrable Riemannian geometries modelled after certain symmetric spaces related to the Freudenthal-Tits Magic Square. The collection of four such structures found by Nurowski is extended by further eight. A focus is given to those admitting a compatible connection with completely skew torsion.101 pages, a revised version of M.Sc. thesis presented at Warsaw UniversityDifferential Geometrytext