Such comparisons in poetry are now obsolete.

Obsolete : no longer produced or used; out of date.
Permanent : lasting or intended to last or remain unchanged indefinitely.
Ancient : belonging to the very distant past and no longer in existence.
Renovated : restore (something old, especially a building) to a good state of repair.
Recent : having happened, begun, or been done not long ago; belonging to a past period comparatively close to the present.

Antonym of Obsolete is Recent