{"id":7572,"date":"2025-06-07T16:23:47","date_gmt":"2025-06-07T15:23:47","guid":{"rendered":"https:\/\/www.clwydianrangeanddeevalleyaonb.org.uk\/article\/moel-y-gaer-llantysilio\/"},"modified":"2025-08-25T12:29:11","modified_gmt":"2025-08-25T11:29:11","slug":"moel-y-gaer-llantysilio","status":"publish","type":"article","link":"https:\/\/www.clwydianrangeanddeevalleyaonb.org.uk\/cy\/article\/moel-y-gaer-llantysilio\/","title":{"rendered":"Moel y Gaer Llantysilio"},"content":{"rendered":"<p>Efallai fod y fryngaer hon yn fechan ond mae\u2019r lloc yn meddu ar olygfeydd ardderchog dros Afon Dyfrdwy, Afon Alun a\u2019r dyffrynnoedd oddi amgylch.<\/p>\n<p>Ni fu dim cloddio ar y safle yn y gorffennol ond yn 2007 gwnaeth Engineering Archaeology Services (EAS) arolwg topograffig a ddaeth o hyd i 11 o lwyfannau cytiau posibl y tu mewn i\u2019r fryngaert.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-2134\" src=\"https:\/\/www.clwydianrangeanddeevalleyaonb.org.uk\/wp-content\/uploads\/2025\/06\/Moel-y-Gaer-Llantysilio-2018-web-1024x768.jpg\" alt=\"Moel y Gaer Llantysilio\" width=\"1024\" height=\"768\" srcset=\"https:\/\/www.clwydianrangeanddeevalleyaonb.org.uk\/wp-content\/uploads\/2025\/06\/Moel-y-Gaer-Llantysilio-2018-web-1024x768.jpg 1024w, https:\/\/www.clwydianrangeanddeevalleyaonb.org.uk\/wp-content\/uploads\/2025\/06\/Moel-y-Gaer-Llantysilio-2018-web-300x225.jpg 300w, https:\/\/www.clwydianrangeanddeevalleyaonb.org.uk\/wp-content\/uploads\/2025\/06\/Moel-y-Gaer-Llantysilio-2018-web-768x576.jpg 768w, https:\/\/www.clwydianrangeanddeevalleyaonb.org.uk\/wp-content\/uploads\/2025\/06\/Moel-y-Gaer-Llantysilio-2018-web-1536x1152.jpg 1536w, https:\/\/www.clwydianrangeanddeevalleyaonb.org.uk\/wp-content\/uploads\/2025\/06\/Moel-y-Gaer-Llantysilio-2018-web-600x450.jpg 600w, https:\/\/www.clwydianrangeanddeevalleyaonb.org.uk\/wp-content\/uploads\/2025\/06\/Moel-y-Gaer-Llantysilio-2018-web-1200x900.jpg 1200w, https:\/\/www.clwydianrangeanddeevalleyaonb.org.uk\/wp-content\/uploads\/2025\/06\/Moel-y-Gaer-Llantysilio-2018-web.jpg 2000w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p><strong>Sut i gyrraedd yno<\/strong><br \/>\nGellwch adael eich car gyferbyn \u00e2 Chapel Hebron yn Rhewl ar y B5103 rhwng Pentrefelin (ar ffordd A542 Yr Oernant, ger Llangollen) a Glyndyfrdwy yn Nyffryn Dyfrdwy.<\/p>\n<p>Map OS: Explorer 256\u2028\u2028 Cyfeirnod Grid: SJ167464.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Efallai fod y fryngaer hon yn fechan ond mae\u2019r lloc yn meddu ar olygfeydd ardderchog dros Afon Dyfrdwy, Afon Alun a\u2019r dyffrynnoedd oddi amgylch. Ni fu dim cloddio ar y safle yn y gorffennol ond yn 2007 gwnaeth Engineering Archaeology Services (EAS) arolwg topograffig a ddaeth o hyd i 11 o lwyfannau cytiau posibl y [&hellip;]<\/p>\n","protected":false},"featured_media":2133,"menu_order":0,"template":"","article-category":[],"class_list":["post-7572","article","type-article","status-publish","has-post-thumbnail","hentry"],"blocksy_meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Moel y Gaer Llantysilio - Clwydian Range and Dee Valley National Landscape<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.clwydianrangeanddeevalleyaonb.org.uk\/cy\/article\/moel-y-gaer-llantysilio\/\" \/>\n<meta property=\"og:locale\" content=\"cy_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Moel y Gaer Llantysilio - Clwydian Range and Dee Valley National Landscape\" \/>\n<meta property=\"og:description\" content=\"Efallai fod y fryngaer hon yn fechan ond mae\u2019r lloc yn meddu ar olygfeydd ardderchog dros Afon Dyfrdwy, Afon Alun a\u2019r dyffrynnoedd oddi amgylch. Ni fu dim cloddio ar y safle yn y gorffennol ond yn 2007 gwnaeth Engineering Archaeology Services (EAS) arolwg topograffig a ddaeth o hyd i 11 o lwyfannau cytiau posibl y [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.clwydianrangeanddeevalleyaonb.org.uk\/cy\/article\/moel-y-gaer-llantysilio\/\" \/>\n<meta property=\"og:site_name\" content=\"Clwydian Range and Dee Valley National Landscape\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/ClwydDeeAONB\/\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-25T11:29:11+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.clwydianrangeanddeevalleyaonb.org.uk\/wp-content\/uploads\/2025\/06\/Moel-y-Gaer-Llantysilio-web.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1500\" \/>\n\t<meta property=\"og:image:height\" content=\"1060\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.clwydianrangeanddeevalleyaonb.org.uk\/cy\/article\/moel-y-gaer-llantysilio\/\",\"url\":\"https:\/\/www.clwydianrangeanddeevalleyaonb.org.uk\/cy\/article\/moel-y-gaer-llantysilio\/\",\"name\":\"Moel y Gaer Llantysilio - 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