| MIRUATZA (Txaradigorri) | Dolmen | Nafarroa | BALENKALEKU - TXARADIGORRI | Exacta (~25m) | | | |
| Mirueta | Fondo de cabaña | Andia | ANDIA | Exacta (~25m) | | | |
| MIRUETA 1 | Túmulo anular | Andia | ANDIA | Exacta (~25m) | | | |
| Mirueta 2 | Fondo de cabaña | Andia | ANDIA | Exacta (~25m) | | | |
| MIRUETA 2 | Túmulo anular | Andia | ANDIA | Exacta (~25m) | | | |
| Mitxitxola (Dudoso) | Túmulo | | JAIZKIBEL | Exacta (~25m) | | | |
| Mitxitxola I | Menhir | | JAIZKIBEL | Exacta (~25m) | | | |
| Mitxitxola II | Menhir | | JAIZKIBEL | Exacta (~25m) | | | |
| Mizkiritzen borda 1 | Menhir | Baztan | Euskal Herria | Exacta (~25m) | | | |
| Mizkiritzen borda 2 | Menhir | Baztan | SOALAR – AUTZA | Exacta (~25m) | | | |
| MIZTORTEGIETA | Túmulo | Nafarroa | UREPEL – BAZTARLA | Exacta (~25m) | | | |
| MOA | Túmulo | Gipuzkoa | BELABIETA (Uzturre - Ipuliño) | Exacta (~25m) | | | |
| MOJABASO | Túmulo | Asparrena | SIERRAS DE ELGEA - URKILLA | Exacta (~25m) | Oso kaltetuta | | |
| MOJÓN LARGO (Raso de Iturzabal) | Menhir | Nafarroa | LOKITZ | Exacta (~25m) | | | |
| MOKOA | Menhir | Urruña | XOLDOKOGAÑA - IBARDIN | Exacta (~25m) | Oso kaltetuta | | |
| MOKOA 2 | Menhir | Urruña | XOLDOKOGAÑA - IBARDIN | Exacta (~25m) | Oso kaltetuta | | |
| MOKOAKO AMABIRJINARRIA | Menhir | Urruña | XOLDOKOGAÑA - IBARDIN | Aproximada (~200m) | Oso kaltetuta | | |
| MOKUA | Dolmen | | XOLDOKOGAÑA - IBARDIN | Exacta (~25m) | | | |
| MOKUA 2 | Dolmen | Urruña | XOLDOKOGAÑA - IBARDIN | Exacta (~25m) | Nahiko egoera onean | | |
| MONDELAPARTE | Cista | Mendigorria | LA SOLANA | Exacta (~25m) | | | |
| MONGARRIDO | Túmulo | Kantabria | Ezezaguna | Exacta (~25m) | Oso kaltetuta | | |
| MONGARRIDO | Cromlech | Kantabria | Ezezaguna | Exacta (~25m) | Nahiko egoera onean | | |
| MONGARRIDO I NORTE | Dolmen | Kantabria | Ezezaguna | Exacta (~25m) | Oso kaltetuta | | |
| MONGARRIDO II SUR | Dolmen | Kantabria | Ezezaguna | Exacta (~25m) | Oso kaltetuta | | |
| MOÑIGAS 1 | Túmulo | Kantabria | Ezezaguna | Exacta (~25m) | Oso kaltetuta | | |
| MOÑIGAS 2 | Túmulo | Kantabria | Ezezaguna | Exacta (~25m) | Oso kaltetuta | | |
| Monosarios | Túmulo anular | | ANDIA | Exacta (~25m) | | | |
| Monosarios 1 | Túmulo | Andia | ANDIA | Exacta (~25m) | | | |
| MONTAGNE DE COUECQ | Dolmen | | ASPE | Exacta (~25m) | | | |
| MONTAGNE VERTE 1 | Túmulo | Bearn | OSSAU | Exacta (~25m) | Oso kaltetuta | | |
| MONTAGNE VERTE 2 | Túmulo | Bearn | OSSAU | Exacta (~25m) | Nahiko egoera onean | | |
| MONTAÑETA BERGUA | Cromlech | | Valle de ORDESA | Exacta (~25m) | | | |
| MONTAÑETA BERGUA | Túmulo | | Valle de ORDESA | Exacta (~25m) | | | |
| MONTEFRIO | Túmulo | Nafarroa | ARANO - GOIZUETA | Exacta (~25m) | | | |
| MONTERREDONDO | Túmulo | | VALLE DE ZUIA | Exacta (~25m) | | | |
| MONTEVIEJO II | Túmulo | Garinoain | ARTAJONA | Exacta (~25m) | Nahiko egoera onean | | |
| MOREA | Dolmen | Nafarroa | LA SOLANA | Exacta (~25m) | | | |
| MORTERUTXO | Campo tumular | Nafarroa | URBASA | Aproximada (~200m) | | | |
| MORTERUTXO | Túmulo | Nafarroa | URBASA | Exacta (~25m) | | | |
| MORTXE | Dolmen | Ollaran | SALDISE | Exacta (~25m) | | | |
| MORTXE 2 | Túmulo anular | | SALDISE | Exacta (~25m) | | | |
| MORTXE 2 | Túmulo | Ollaran | SALDISE | Exacta (~25m) | | | |
| MORTXE 3 | Túmulo | Ollaran | SALDISE | Exacta (~25m) | | | |
| MORTXE 3 | Túmulo anular | Ollaran | SALDISE | Exacta (~25m) | | | |
| MORTXE 4 | Túmulo | Ollaran | SALDISE | Exacta (~25m) | | | |
| MORTXE 5 | Túmulo anular | Ollaran | SALDISE | Exacta (~25m) | | | |
| MORTXE 6 | Túmulo anular | Ollaran | SALDISE | Exacta (~25m) | | | |
| MORTXE 1 | Túmulo | Ollaran | SALDISE | Exacta (~25m) | | | |
| MORTXE 1 | Túmulo anular | Ollaran | SALDISE | Exacta (~25m) | | | |
| MORTXE 4 | Túmulo anular | Ollaran | SALDISE | Exacta (~25m) | | | |
| MORUBE | Dolmen | Araba | SIERRA DE ENTZIA | Exacta (~25m) | | | |
| MORUBE | Campo tumular | | SIERRA DE ENTZIA | Aproximada (~200m) | | | |
| MOTTO | Dolmen | | SEINGAITZU | Exacta (~25m) | Nahiko egoera onean | | |
| Motxene | Túmulo | | ARALAR | Exacta (~25m) | | | |
| Motxope | Túmulo | Goñerri | ANDIA | Exacta (~25m) | | | |
| MOTXOPE | Dolmen | Goñerri | ANDIA | Exacta (~25m) | | | |
| MOTXORROKO LEPOA | Menhir | Nafarroa | BAIGURA - SALAZAR | Exacta (~25m) | | | |
| MOTXOTEGI | Túmulo | Araba | MONTE GORBEA | Exacta (~25m) | Nahiko egoera onean | | |
| MOTXOTEGI 2 | Túmulo | Bizkaia | MONTE GORBEA | Exacta (~25m) | Nahiko egoera onean | | |
| Motzeneko Txabola II | Túmulo anular | | ARALAR | Exacta (~25m) | | | |
| Motzeneko Txabola III | Túmulo anular | | ARALAR | Exacta (~25m) | | | |
| Motzeneko Txabola IV | Túmulo anular | | ARALAR | Exacta (~25m) | | | |
| Motzeneko Txabola V | Túmulo anular | | ARALAR | Exacta (~25m) | | | |
| MOUDANG | Túmulo | Hautes-Pyrénées | | Exacta (~25m) | Oso kaltetuta | | |
| MOZKORDI | Dolmen | Nafarroa | ARALAR | Exacta (~25m) | | | |
| MUGAGA | Túmulo anular | Nafarroa | ANDIA | Exacta (~25m) | | | |
| MUGALARRIBEL | Fondo de cabaña | | ANDIA | Exacta (~25m) | | | |
| MUGALARRIBEL 1 | Túmulo anular | | ANDIA | Exacta (~25m) | | | |
| MUGALARRIBEL 2 | Túmulo anular | | ANDIA | Exacta (~25m) | | | |
| MUGALOSE | Menhir | Oiartzun | OIARTZUN | Aproximada (~200m) | Oso kaltetuta | | |
| MUGARRI | Dolmen | Nafarroa | URKIAGA – ADI | Exacta (~25m) | | | |
| Mugarri Haundi | Menhir | Araitz | ARAITZ | Exacta (~25m) | | | |
| MUGARRIAUNDI | Menhir | Oñati, Donemiliaga | ELGEA - ARTIA | Exacta (~25m) | Egoera onean | | |
| MUGARRILUZ | Túmulo anular | Nafarroa | ANDIA | Exacta (~25m) | Oso kaltetuta | | |
| MUGARRILUZE | Menhir | Gipuzkoa | ELGEA - ARTIA | Exacta (~25m) | Egoera onean | | |
| MUGARRITXURIETA | Túmulo | Etxalar | ATXURI - ESKISAROI | Exacta (~25m) | Oso kaltetuta | | |
| MUGARRITXURIETA | Cromlech | Etxalar | ATXURI - ESKISAROI | Exacta (~25m) | Oso kaltetuta | | |
| MUGARTXONDOA | Túmulo | Ollaran | SALDISE | Exacta (~25m) | | | |
| MUGARTXONDOA 1 | Túmulo anular | Ollaran | SALDISE | Exacta (~25m) | | | |
| MUGARTXONDOA 2 | Túmulo anular | Ollaran | SALDISE | Exacta (~25m) | | | |
| Mugartxondoa 3 | Túmulo anular | | SALDISE | Exacta (~25m) | | | |
| Mugartxondoa 4 | Túmulo anular | | SALDISE | Exacta (~25m) | | | |
| MUGASORO | Dolmen | Nafarroa | ARITZ - BELATE | Exacta (~25m) | | | |
| MUGERRIKO GAÑA | Cromlech | Bera | LARRUN | Exacta (~25m) | Oso kaltetuta | | |
| MUGERRIKO GAÑA | Túmulo | Nafarroa | LARRUN | Exacta (~25m) | Oso kaltetuta | | |
| MUGI 3 | Dolmen | Urruña | XOLDOKOGAÑA - IBARDIN | Exacta (~25m) | Oso kaltetuta | | |
| MUGI 5 | Túmulo | Urruña | XOLDOKOGAÑA - IBARDIN | Aproximada (~200m) | Oso kaltetuta | | |
| Mugi 6 | Túmulo | | XOLDOKOGAÑA - IBARDIN | Exacta (~25m) | Oso kaltetuta | | |
| MUGI I (hego) | Dolmen | | XOLDOKOGAÑA - IBARDIN | Exacta (~25m) | Oso kaltetuta | | |
| MUGI II (ipar) | Dolmen | | XOLDOKOGAÑA - IBARDIN | Exacta (~25m) | | | |
| MULHEDOI | Dolmen | Larraine | ERROIMENDI - BINBALET | Aproximada (~200m) | Oso kaltetuta | | |
| MULISKO GAINA | Cista | | ONDDI - ADARRA - MANDOEGI | Exacta (~25m) | Nahiko egoera onean | | |
| MULISKO GAINA | Menhir | | ONDDI - ADARRA - MANDOEGI | Exacta (~25m) | | | |
| MULISKO GAINA | Cromlech | Gipuzkoa | ONDDI - ADARRA - MANDOEGI | Exacta (~25m) | Oso kaltetuta | | |
| Multibizkar | Menhir | | LA SOLANA | Exacta (~25m) | | | |
| MUÑAAN | Dolmen | Gipuzkoa | ATAUN - BURUNDA | Exacta (~25m) | | | |
| MUNAIN | Túmulo | Aia | ERNIO | Exacta (~25m) | | | |
| MUNARRIKO LANDA 1 | Dolmen | Bizkaia | MUNARRIKO LANDA | Exacta (~25m) | | | |
| MUNARRIKO LANDA 2 | Dolmen | Bizkaia | MUNARRIKO LANDA | Exacta (~25m) | | | |
| MUNAUTZ | Dolmen | Baztan | SOALAR – AUTZA | Exacta (~25m) | | | |
