+:``coordinates``: Vivaldi coordinates. See :ref:`pf_tag_peer`.
+
+-------------------------------------------------------------------------------
+
+.. _pf_tag_zone:
+
+<zone>
+------
+
+A networking zone is an area in which elements are located. See :cpp:class:`simgrid::s4u::Zone`.
+
+**Parent tags:** :ref:`pf_tag_platform`, :ref:`pf_tag_zone` (only internal nodes, i.e., zones
+containing only inner zones or clusters but no basic
+elements such as host or peer) |br|
+**Children tags (if internal zone):** :ref:`pf_tag_cluster`, :ref:`pf_tag_link`, :ref:`pf_tag_zone` |br|
+**Children tags (if leaf zone):** :ref:`pf_tag_host`, :ref:`pf_tag_link`, :ref:`pf_tag_peer` |br|
+**Attributes:**
+
+:``id``: Zone name.
+ No other zone may have the same name over the whole platform.
+:``routing``: Routing algorithm to use.
+