<>;The> <>;recipient> <>;of> <>;this> <>;spell> <>;can> <>;see> <>;anything> <>;invisible>. <>;If> <>;the> <>;invisible> <>;item>/<>;door>/<>;creature>/<>;player> <>;is> <>;hidden> <>;then> <>;the> <>;recipient> <>;must> <>;still> <>;search> <>;for> <>;them> <>;as> <>;normal>. <>;Without> <>;this> <>;spell> <>;areas> <>;of> <>;the> <>;game> <>;will> <>;not> <>;be> <>;open> <>;to> <>;the> <>;player> <>;as> <>;they> <>;will> <>;never> <>;be> <>;able> <>;to> <>;find> <>;the> <>;appropriate> <>;exits>.