The Mackinac Bridge is five miles long and crosses the Straits of Mackinac, connecting the upper and lower peninsulas of Michigan. It is the longest suspension bridge in North America.
Definition of plinth. 1a : the lowest member of a base : subbaseb : a block upon which the moldings of an architrave or trim are stopped at the bottom. 2 : a usually square block serving as a base; broadly : any of various bases or lower parts.
An anatomic landmark consisting of the arched recess that surrounds the vaginal portion of the uterine cervix at the superior end of the vagina, which is divided into anterior, right and left lateral, and posterior quadrants. pl. fornices [L.] an archlike structure or the vaultlike space created by such a structure.