{"id":6561,"date":"2024-05-14T08:03:27","date_gmt":"2024-05-14T07:03:27","guid":{"rendered":"https:\/\/meic.cymru\/?p=6561"},"modified":"2025-11-05T15:56:32","modified_gmt":"2025-11-05T15:56:32","slug":"ardal-harddwch-naturiol-eithriadol","status":"publish","type":"post","link":"https:\/\/meic.cymru\/cy\/2024\/05\/14\/ardal-harddwch-naturiol-eithriadol\/","title":{"rendered":"5 Ardal o Harddwch Naturiol Eithriadol Cymru"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Cymru, gwlad o fryniau tonnog ac arfordiroedd dramatig. Nid yn unig oes ganddi 3 Parc Cenedlaethol, ond mae ganddi 5 Ardal o Harddwch Naturiol Eithriadol (AHNE) hefyd. Mae\u2019r trysor yma o dirweddau amrywiol, pentrefi swynol, a chyfle i ailgysylltu \u00e2 natur yn gallu bod yn llesol iawn i ti.<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized is-style-rounded\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales1.jpg\" alt=\"White lighthouse atop of a rocky and grassy hill\" class=\"wp-image-6565\" style=\"width:500px\" srcset=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales1.jpg 1024w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales1-300x169.jpg 300w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales1-768x432.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Ynys M\u00f4n<\/h3>\n\n\n\n<p>Dychmyga gamu i baradwys ynys wedi\u2019i haddurno \u00e2 chlogwyni dramatig, cildraethau cysgodol, a thraethau tywodlyd yn cael ei hamgylchynu gan dd\u0175r gwyrddlas. Dyna\u2019n union yw&nbsp;<a href=\"https:\/\/www.ynysmon.llyw.cymru\/cy\/Trigolion\/Cefn-gwlad\/Ardaloedd-o-Harddwch-Naturiol-Eithriadol-AHNE\/Ardal-o-Harddwch-Naturiol-Eithriadol-AHNE-Ynys-M%C3%B4n.aspx\" target=\"_blank\" rel=\"noreferrer noopener\">AHNE Ynys M\u00f4n<\/a>, sy\u2019n swatio oddi ar arfordir Gogledd Cymru. Cerdda ar hyd Llwybr Arfordirol Ynys M\u00f4n, llwybr 135 milltir o hyd sy\u2019n cynnig golygfeydd syfrdanol o\u2019r m\u00f4r. Archwilia safleoedd hynafol fel&nbsp;<a href=\"https:\/\/cadw.llyw.cymru\/ymweld\/lleoedd-i-ymweld\/castell-biwmares?_gl=1*1k27aeb*_ga*Mjc3NzEyODUuMTcxNTM1MjQyMA..*_ga_B2BCVKM874*MTcxNTYyMzYxNi4yLjAuMTcxNTYyMzYxNi42MC4wLjA.\" target=\"_blank\" rel=\"noreferrer noopener\">Castell Biwmares<\/a>, Safle Treftadaeth y Byd UNESCO. Neu chwilia am l\u00ean gwerin gyfoethog yr ynys yng&nbsp;<a href=\"https:\/\/naturalresources.wales\/days-out\/places-to-visit\/north-west-wales\/newborough\/?lang=cy\" target=\"_blank\" rel=\"noreferrer noopener\">Ngwarchodfa Natur Genedlaethol Niwbwrch.<\/a><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized is-style-rounded\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales2.jpg\" alt=\"Aerial view of a valley, with rolling grassy green fields\" class=\"wp-image-6567\" style=\"width:500px\" srcset=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales2.jpg 1024w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales2-300x169.jpg 300w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales2-768x432.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Bryniau Clwyd a Dyffryn Dyfrdwy<\/h3>\n\n\n\n<p>Teithia i ogledd-ddwyrain Cymru a darganfod tapestri gwyrdd tonnog&nbsp;<a href=\"https:\/\/www.clwydianrangeanddeevalleyaonb.org.uk\/?lang=cy\" target=\"_blank\" rel=\"noreferrer noopener\">AHNE Bryniau Clwyd a Dyffryn Dyfrdwy<\/a>. Mae\u2019r dyffrynnoedd toreithiog sydd wedi\u2019u cerfio gan rewlifoedd yn datgelu ei hun i ti, tra bod yr Afon Dyfrdwy yn ymdroelli drwy\u2019r dirwedd. Archwilia bentrefi hyfryd fel Llangollen, hafan i rai sy\u2019n diddori mewn camlesi. Cerdda neu feicio ar hyd&nbsp;<a href=\"https:\/\/www.nationaltrail.co.uk\/cy_GB\/trails\/offas-dyke-path\/\" target=\"_blank\" rel=\"noreferrer noopener\">Llwybr Clawdd Offa<\/a>, llwybr hanesyddol a adeiladwyd gan frenin o\u2019r 8fed ganrif, sy\u2019n cynnig golygfeydd panoramig a sibrydion o\u2019r gorffennol.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized is-style-rounded\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales3.jpg\" alt=\"Rocky cliffs on beach, meeting with bright blue water\" class=\"wp-image-6569\" style=\"width:500px\" srcset=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales3.jpg 1024w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales3-300x169.jpg 300w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales3-768x432.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Penrhyn Ll\u0177n<\/h3>\n\n\n\n<p>Arfordiroedd garw wedi\u2019u cerfio gan F\u00f4r Iwerddon, cildraethau cyfrinachol yn sibrwd hanesion smyglwyr, a phentrefi hyfryd yn llawn traddodiad. Mae&nbsp;<a href=\"https:\/\/www.ahne-llyn-aonb.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">AHNE Ll\u0177n<\/a>, sy\u2019n ymwthio allan i\u2019r gogledd orllewin, yn hafan i anturwyr awyr agored a phobl sy\u2019n mwynhau hanes. Cerdda ar hyd&nbsp;<a href=\"https:\/\/www.walescoastpath.gov.uk\/?lang=cy\" target=\"_blank\" rel=\"noreferrer noopener\">Llwybr Arfordir Cymru<\/a>, llwybr hir sy\u2019n cynnig golygfeydd dramatig o\u2019r clogwyni. Neu ddarganfod cildraethau cudd sy\u2019n llawn bywyd gwyllt. Archwilia dref hanesyddol Nefyn, hen lys brenhinol Cymru, neu dringa\u2019r&nbsp;<a href=\"https:\/\/www.countryfile.com\/go-outdoors\/walks\/walk-yr-eifl-llyn-peninsula\" target=\"_blank\" rel=\"noreferrer noopener\">Eifl<\/a>&nbsp;am olygfeydd panoramig.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized is-style-rounded\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales4.jpg\" alt=\"Blue and white waves hitting a sandy beach shoreline, with grassy cliffs\" class=\"wp-image-6572\" style=\"width:500px\" srcset=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales4.jpg 1024w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales4-300x169.jpg 300w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales4-768x432.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Y G\u0175yr<\/h3>\n\n\n\n<p>Cama\u2019n \u00f4l mewn amser ac archwilio harddwch&nbsp;<a href=\"https:\/\/www.abertawe.gov.uk\/aohne?lang=cy\" target=\"_blank\" rel=\"noreferrer noopener\">AHNE G\u0175yr<\/a>, yr AHNE gyntaf i\u2019w phenodi yn y DU. Wedi\u2019i lleoli ar arfordir de-orllewin Cymru, mae\u2019r G\u0175yr yn gyfuniad unigryw o glogwyni dramatig, traethau prydferth fel&nbsp;<a href=\"https:\/\/www.abertawe.gov.uk\/article\/6956\/Clogwyni-a-Thwyni-Pennard-Baer-Tri-Chlogwyn\" target=\"_blank\" rel=\"noreferrer noopener\">Bae\u2019r Tri Chlogwyn<\/a>, a bryniau tonnog sy\u2019n frith o safleoedd hynafol. Archwilia adfeilion canoloesol&nbsp;<a href=\"https:\/\/www.abertawe.gov.uk\/castellystumllwynarth?lang=cy\" target=\"_blank\" rel=\"noreferrer noopener\">Castell Ystumllwynarth<\/a>. Cerdda ar hyd&nbsp;<a href=\"https:\/\/www.thegowersociety.org.uk\/cy\/the-gower-way\" target=\"_blank\" rel=\"noreferrer noopener\">Ffordd G\u0175yr<\/a>, llwybr 35milltir (56km) sy\u2019n arddangos harddwch yr ardal. Neu ymwela \u00e2 phentref swynol&nbsp;<a href=\"https:\/\/www.croesobaeabertawe.com\/cyrchfannau\/y-mwmbwls\/\" target=\"_blank\" rel=\"noreferrer noopener\">y Mwmbwls<\/a>, hafan am fwyd m\u00f4r ffres a chwaraeon d\u0175r.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized is-style-rounded\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales5.jpg\" alt=\"Aerial view of river running through a green field with bushy green trees\" class=\"wp-image-6574\" style=\"width:500px\" srcset=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales5.jpg 1024w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales5-300x169.jpg 300w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/11\/wales5-768x432.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Dyffryn Gwy<\/h3>\n\n\n\n<p>Yn gorwedd ar y ffin rhwng Cymru a Lloegr, mae&nbsp;<a href=\"https:\/\/www.wyevalley-nl.org.uk\/\" target=\"_blank\" rel=\"noreferrer noopener\">AHNE Dyffryn Gwy<\/a>&nbsp;yn hafan i bobl sy\u2019n gwirioni ar fyd natur a\u2019r rhai sy\u2019n mwynhau hanes. Mae\u2019r&nbsp;<a href=\"https:\/\/www.croeso.cymru\/cy\/pethau-iw-gwneud\/antur-gweithgareddau\/archwilior-afon-gwy\" target=\"_blank\" rel=\"noreferrer noopener\">Afon Gwy<\/a>, sy\u2019n Safle o Ddiddordeb Gwyddonol Arbennig dynodedig, yn ymdroelli drwy lethrau coediog, gan greu tirwedd ddramatig a phrydferth. Cerdda neu feicio ar hyd&nbsp;<a href=\"https:\/\/cy.wyevalleywalk.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">Llwybr Dyffryn Gwy<\/a>, llwybr golygfaol sy\u2019n cynnig golygfeydd syfrdanol. Neu archwilia\u2019r sawl castell hanesyddol ar hyd y dyffryn, fel&nbsp;<a href=\"https:\/\/cadw.llyw.cymru\/ymweld\/lleoedd-i-ymweld\/castell-cas-gwent?_gl=1*1dn7qx8*_ga*Mjc3NzEyODUuMTcxNTM1MjQyMA..*_ga_B2BCVKM874*MTcxNTYyMzYxNi4yLjEuMTcxNTYyNDAzMS41NS4wLjA.\" target=\"_blank\" rel=\"noreferrer noopener\">Castell Cas-gwent<\/a>. Ymwela \u00e2 thref hyfryd Tyndyrn, sy\u2019n swatio yng nghanol adfeilion&nbsp;<a href=\"https:\/\/cadw.llyw.cymru\/ymweld\/lleoedd-i-ymweld\/abaty-tyndyrn?_gl=1*1dn7qx8*_ga*Mjc3NzEyODUuMTcxNTM1MjQyMA..*_ga_B2BCVKM874*MTcxNTYyMzYxNi4yLjEuMTcxNTYyNDAzMS41NS4wLjA.\" target=\"_blank\" rel=\"noreferrer noopener\">Abaty Tyndyrn<\/a>, sy\u2019n Safle Treftadaeth y Byd UNESCO. Neu darganfydda\u2019 dreftadaeth gelfyddydol gyfoethog y rhanbarth yn&nbsp;<a href=\"https:\/\/www.showcaves.co.uk\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ogof\u00e2u Dan yr Ogof<\/a>, wedi\u2019i addurno \u00e2 darluniau ogof cynhanesyddol.<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Cymru, gwlad o fryniau tonnog ac arfordiroedd dramatig. Nid yn unig oes ganddi 3 Parc Cenedlaethol, ond mae ganddi 5 Ardal o Harddwch Naturiol Eithriadol (AHNE) hefyd. Mae\u2019r trysor yma o dirweddau amrywiol, pentrefi swynol, a chyfle i ailgysylltu \u00e2 natur yn gallu bod yn llesol iawn i ti. Ynys M\u00f4n Dychmyga gamu i baradwys [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":6563,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1639,1674],"tags":[2931,2932,2933,2934,2935,2936],"class_list":["post-6561","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-amgylchedd-ar-hinsawdd","category-cadwn-iach","tag-ahne-bryniau-clwyd-a-dyffryn-dyfrdwy","tag-ahne-cymru","tag-ahne-dyffryn-gwy","tag-ahne-gwyr","tag-ahne-llyn","tag-ahne-ynys-mon"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>5 Ardal o Harddwch Naturiol Eithriadol Cymru - Meic<\/title>\n<meta name=\"description\" content=\"Cymru, gwlad o fryniau tonnog ac arfordiroedd dramatig gyda 5 Ardal o Harddwch Naturiol Eithriadol. 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