| YELSO DE HAYAS | Menhir | Kantabria | Ezezaguna | Exacta (~25m) | Nahiko egoera onean | | |
| YERMOS DEL CEMENTERIO | Cromlech | Huesca | Huesca | Exacta (~25m) | Oso kaltetuta | | |
| Zabalaitz Este | Cromlech | | AITZKORRI - URBIA | Exacta (~25m) | | | |
| ZABALGANA | Campo tumular | | ZIGOITIA | Aproximada (~200m) | | | |
| ZABALKI II | Campo tumular | | ARALAR | Exacta (~25m) | Oso kaltetuta | | |
| ZABORRATE | Fondo de cabaña | Andia | ANDIA | Exacta (~25m) | | | |
| Zaborrate | Dolmen | | ANDIA | Exacta (~25m) | | | |
| ZABORRATE | Túmulo anular | Andia | ANDIA | Exacta (~25m) | | | |
| ZABORRATEKO ALDAPA | Túmulo | Andia | ANDIA | Exacta (~25m) | | | |
| ZABORRATEKO ALDAPA | Túmulo anular | Andia | ANDIA | Exacta (~25m) | | | |
| ZABORRATEKO SAKANA | Fondo de cabaña | Andia | ANDIA | Exacta (~25m) | | | |
| ZAGUA | Menhir | Nafarroa | ALBA - KINTO | Exacta (~25m) | | | |
| ZAGUA | Dolmen | Nafarroa | ALBA - KINTO | Exacta (~25m) | | | |
| ZAGUA TXIKIA | Menhir | | ALBA - KINTO | Exacta (~25m) | | | |
| ZAHARRETA 1 ekialde | Dolmen | Baztan | ALBA - KINTO | Exacta (~25m) | | | |
| ZAHARRETA 2 mendebal | Dolmen | Baztan | ALBA - KINTO | Exacta (~25m) | | | |
| ZAHARRETA BIZKARRA | Menhir | Baztan | ALBA - KINTO | Exacta (~25m) | | | |
| Zaharretako Lepoa | Dolmen | Baztan | ALBA - KINTO | Exacta (~25m) | | | |
| ZAHO | Dolmen | | IZPEGI - ZAHO | Exacta (~25m) | | | |
| ZAHO | Cromlech | | IZPEGI - ZAHO | Exacta (~25m) | | | |
| ZAHO | Cromlech | | ALBA - KINTO | Exacta (~25m) | | | |
| ZAHO | Menhir | | IZPEGI - ZAHO | Exacta (~25m) | | | |
| ZAHO hego / ZAGUA | Cromlech | Nafarroa | ALBA - KINTO | Exacta (~25m) | | | |
| ZAINGO BIZKARRA | Dolmen | Errezil | ERNIO | Exacta (~25m) | | | |
| ZAINGO ORDEKA | Dolmen | Asteasu | ERNIO | Exacta (~25m) | | | |
| ZAKAMENDI | Túmulo | Asparrena | SIERRAS DE ELGEA - URKILLA | Exacta (~25m) | Oso kaltetuta | | |
| ZAKANEKO ARGAINA 1 ipar | Túmulo | Nafarroa | SOALAR – AUTZA | Aproximada (~200m) | | | |
| ZAKANEKO ARGAINA 2 hego | Túmulo | Nafarroa | SOALAR – AUTZA | Aproximada (~200m) | | | |
| Zalbide | Túmulo | Urbasa | URBASA | Exacta (~25m) | | | |
| Zalbide | Campo tumular | Urbasa | URBASA | Exacta (~25m) | | | |
| Zalbide 1 sur | Menhir | Urbasa | URBASA | Exacta (~25m) | | | |
| Zalbide 1 sur | Túmulo anular | Urbasa | URBASA | Exacta (~25m) | | | |
| Zalbide 2 norte | Túmulo anular | Urbasa | URBASA | Exacta (~25m) | | | |
| ZALBIDE NORTE 1 | Menhir | Urbasa | URBASA | Exacta (~25m) | Oso kaltetuta | | |
| ZALBIDE NORTE 2 | Menhir | Urbasa | URBASA | Exacta (~25m) | Nahiko egoera onean | | |
| Zalbideko txabola | Túmulo | Urbasa | URBASA | Exacta (~25m) | | | |
| Zalbideko zuloa | Túmulo | Urbasa | URBASA | Exacta (~25m) | | | |
| ZAMARGIÑEN TXABOLA (Erriturri) | Chabola tumular | Andia | ANDIA | Exacta (~25m) | | | |
| ZAMATEGI | Túmulo | Nafarroa | ARITZ - BELATE | Aproximada (~200m) | | | |
| ZAMATEGI | Menhir | Ultzama | ARITZ - BELATE | Exacta (~25m) | Nahiko egoera onean | | |
| ZANABE 1 ipar | Túmulo anular | Nafarroa | URBASA | Exacta (~25m) | | | |
| ZANABE 2 hego | Túmulo anular | Nafarroa | URBASA | Exacta (~25m) | | | |
| Zanabe 3 | Túmulo anular | | URBASA | Exacta (~25m) | | | |
| ZANAZ 1 mendebal | Dolmen | Nafarroa | ELKE - KORONA | Exacta (~25m) | | | |
| ZANAZ 2 ekialde | Dolmen | Nafarroa | ELKE - KORONA | Exacta (~25m) | | | |
| ZANBERRO | Fondo de cabaña | | ANDIA | Exacta (~25m) | | | |
| ZARAUNDIA | Chabola tumular | Andia | ANDIA | Exacta (~25m) | | | |
| ZARIA | Cromlech | Gipuzkoa | OIARTZUN | | | | |
| ZARIA I | Cromlech | Oiartzun | OIARTZUN | Exacta (~25m) | Oso kaltetuta | | |
| ZARIA II | Cromlech | Oiartzun | OIARTZUN | Exacta (~25m) | Oso kaltetuta | | |
| ZARIA III | Cromlech | Oiartzun | OIARTZUN | Exacta (~25m) | Oso kaltetuta | | |
| ZARRAMBUCHO | Túmulo | | Valle de TENA | Exacta (~25m) | | | |
| ZASPITURRI (Zardai) | Túmulo | Nafarroa | ARITZ - BELATE | Aproximada (~200m) | | | |
| ZASTEGI | Menhir | Bizkaia | GORBEIA | Exacta (~25m) | Egoera onean | | |
| ZASTEGIKO LANDA | Túmulo | Bizkaia | GORBEIA | Exacta (~25m) | Oso kaltetuta | | |
| ZASTEGIKO LANDA 2 | Túmulo | Bizkaia | GORBEIA | Exacta (~25m) | | | |
| ZAUROGI | Túmulo anular | Nafarroa | ANDIA | Exacta (~25m) | | | |
| ZAUROGI 2 | Túmulo anular | | ANDIA | Exacta (~25m) | | | |
| ZEALARKO ORDEKA | Fondo de cabaña | Gipuzkoa | ARALAR | Exacta (~25m) | Nahiko egoera onean | | |
| ZEARRAGOENA | Dolmen | Gipuzkoa | ARALAR | Exacta (~25m) | | | |
| ZEINEGI | Cromlech | Ahatsa-Altzieta-Bazkazane | ANDIAMENDI - MOKORRETA | Exacta (~25m) | | | |
| ZELAI | Dolmen | | MONDARRAIN - ARTZAMENDI | Exacta (~25m) | | | |
| ZELAI | Cista | | MONDARRAIN - ARTZAMENDI | Exacta (~25m) | | | |
| ZELAI | Cromlech | | MONDARRAIN - ARTZAMENDI | Exacta (~25m) | | | |
| ZELAI | Menhir | | MONDARRAIN - ARTZAMENDI | Exacta (~25m) | | | |
| ZELAI 4 (Mendittipi) | Cromlech | | MONDARRAIN - ARTZAMENDI | Exacta (~25m) | | | |
| ZELAIA | Dolmen | | LARRAONA - LIZUNIAGA | Exacta (~25m) | Oso kaltetuta | | |
| ZELAIA 1 | Menhir | | LARRAONA - LIZUNIAGA | Exacta (~25m) | | | |
| ZELAIA 2 | Menhir | | LARRAONA - LIZUNIAGA | Exacta (~25m) | | | |
| ZELAIA 4 | Menhir | | LARRAONA - LIZUNIAGA | Exacta (~25m) | Oso kaltetuta | | |
| ZELAIAUNDI | Menhir | Urbasa | URBASA | Exacta (~25m) | | | |
| ZELAIAUNDI | Dolmen | Baztan | ABARTAN - SAIOA | Exacta (~25m) | Oso kaltetuta | | |
| Zelaibizkar | Túmulo | | AITZKORRI - URBIA | Exacta (~25m) | | | |
| Zelaibizkar 1 | Otro / dudoso / desconocido | | AITZKORRI - URBIA | Exacta (~25m) | | | |
| Zelaibizkar 1 | Cromlech | | AITZKORRI - URBIA | Exacta (~25m) | | | |
| Zelaibizkar 2 | Cromlech | | AITZKORRI - URBIA | Exacta (~25m) | | | |
| ZELAIZARANAKO GAÑA | Túmulo anular | Urbasa | URBASA | Exacta (~25m) | | | |
| ZENGOTITAGAÑE | Dolmen | Bizkaia | OITZ | | | | |
| ZEONTZA | Dolmen | Nafarroa | ARALAR | Exacta (~25m) | | | |
| ZERA | Cromlech | | ERRETXU - BARKOXE | Aproximada (~200m) | | | |
| ZIBURUKO MENDIA | Menhir | | LARRAONA - LIZUNIAGA | Exacta (~25m) | | | |
| Zidrain | Menhir | | AURITZ - ERRO | Exacta (~25m) | | | |
| Zigadia | Campo tumular | Betelu | ARAITZ | Exacta (~25m) | | | |
| ZILLERTE | Túmulo anular | Goñerri | ANDIA | Exacta (~25m) | | | |
| ZIMIZTA | Cromlech | Baztan | OTSONDO – IPARLA | Exacta (~25m) | Oso kaltetuta | | |
| ZIMIZTA | Cromlech | Nafarroa | OTSONDO – IPARLA | Exacta (~25m) | Oso kaltetuta | | |
| ZIÑEKO GURUTZE | Dolmen | Nafarroa | ARALAR | Exacta (~25m) | | | |
| ZIOSO | Menhir | Hondarribia | JAIZKIBEL | Exacta (~25m) | Nahiko egoera onean | | |
| ZIOSO | Dolmen | Hondarribia | JAIZKIBEL | Exacta (~25m) | Oso kaltetuta | | |
| Zipuru | Túmulo | Arantza | ERAKURRI - MENDAUR | Exacta (~25m) | | | |
| ZOIOLA | Túmulo anular | Gesalatz | ANDIA | Exacta (~25m) | | | |
| ZOIOLAGAÑA | Túmulo anular | Gesalatz | ANDIA | Exacta (~25m) | | | |
| Zoiolako Lepoa 1 | Túmulo anular | Goñerri | ANDIA | Exacta (~25m) | | | |
| Zoiolako Lepoa 2 | Túmulo anular | Goñerri | ANDIA | Exacta (~25m) | | | |
| ZORROTZARRI | Menhir | Gipuzkoa | AITZKORRI - URBIA | Exacta (~25m) | | | |
| ZORROZTARRI | Dolmen | Gipuzkoa | ALTZANIA | Exacta (~25m) | Oso kaltetuta | | |
| ZORROZTARRIALDEA | Menhir | Nafarroa | ELKE - KORONA | Exacta (~25m) | | | |
| Zotalaundi 3 | Fondo de cabaña | Andia | ANDIA | Exacta (~25m) | | | |
| ZOTALETA | Cromlech | Nafarroa | OTSONDO – IPARLA | Exacta (~25m) | | | |
| ZOTALETA ERDI 1 (hego) | Cromlech | Nafarroa | OTSONDO – IPARLA | Exacta (~25m) | | | |
