The Top 5 Natural Monuments around Llantarnam
Llantarnam’s landscape is a beautiful place to explore — something that you can best experience by visiting one of our 5
beautiful natural monuments around Llantarnam. To help you find the one for, you can see all the details you need to explore the best natural monuments, and better plan your next outdoor adventure!
beautiful natural monuments around Llantarnam. To help you find the one for, you can see all the details you need to explore the best natural monuments, and better plan your next outdoor adventure!
Last updated: October 28, 2025
Twmbarlwm Hill and Iron Age hillfort
Highlight • Historical Site
Twmbarlwm is a 1,375 foot (419 m) hill that is rich in beauty, history and folklore. From the summit, you are afforded wonderful views of the Severn Estuary. There is an Iron Age hill fort on the summit, too.
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Mynydd Machen Summit
Highlight • Viewpoint
Mynydd Machen is a 1,188-foot (362 m) hill in South Wales which affords glorious views over Newport, Cardiff, Steep Holm, Flat Holm, Brean Down, and the Severn Estuary. The summit …
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Trig point at Mynydd Twyn-glas summit
Highlight • Natural Monument
Mynydd Twyn-glas is a sprawling 472-metre-high mountain extending into Caerphilly and Torfaen county boroughs in South Wales. It lies southwest of Pontypool, west of Cwmbran and east of Newbridge and …
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Llandegfedd Reservoir
Highlight • Natural Monument
A lovely place with great views, with a variety of walking trails on offer.
Please note that the majority of the trails are closed annually from 1st October to 1st …
Please note that the majority of the trails are closed annually from 1st October to 1st …
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Llanfrechfa Grange Park Tree
Highlight • Natural Monument
The site was previously occupied by Llanfrechfa Grange, a country house which was built for Charles Prothero in the middle of the 19th century. It was "a large mansion in …
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Extend your search for the best caves by checking out these guides of the top ones around Llantarnam:
CrayYstradfellteMaescarTawe-UchafLlywelThe Vale Of GrwyneyLlanfrynachResolvenBlaengwrachYstradgynlaisCymer And GlyncorrwgOnllwynGlynneathSeven SistersLlangynidrCrickhowellGlyn TarellPembrokeshireLlangattockLlanveynoeLlanfihangel Cwmdu With Bwlch And CathedineTalybont-On-UskMonmouthshireBreconSwanseaTrallongLlangorsYscirTalgarthGwernyfedLlanddewBronllysLlanrhidian LowerLlanigonIlstonLlanrhidian HigherPort EynonPenriceReynoldstonFelin-FachLongtownCraswallPennardLlangennith, Llanmadoc And CheritonRhossiliMichaelchurch EscleyUpper KillayCarmarthenshireHonddu IsafCrynantGowertonAbersychanBishopstonMumblesBedwas Trethomas & MachenVale of GlamorganCockettVanRudryCaerphillyBlaenavonLisvaneLlanbradachRhiwbinaMaesycwmmerCwmllynfellPontardawePentyrchYstalyferaPenyrheol Trecenydd & EnerglynRadyr and MorganstownWhitchurchPontprennauWalterstoneTongwynlaisAber ValleyPeterchurchGelligaerHeathSt. MargaretsPengamCeredigionNewtonDunvantKillaySkettyCefn FforestArgoedAbbey DorePelennaNelsonTurnastoneVowchurchCilybebyllLlancilloPontllanfraithCyncoedCathaysLlanishenLlandaff NorthPentwynOld St MellonsNeath Port TalbotBrynCrumlinBlackwoodPenmaenRhondda Cynon TafPen TranchRowlstoneYnysdduGwaun-Cae-GurwenBargoedBactonLlanwrtyd WellsClyne And MelincourtMargamLlwchwrUplandsTownhillCastleCwmavonDulasRisca WestNewbridgeHenllysRisca EastAbercarnMargam MoorsPenylanRoathGwynfi And CroeserwMawrEwyas HaroldNeathBriton FerryTenbyNew InnTrevethinFairwaterPenderryCrosskeysCoedffrancDyffryn ClydachCardiffTonnaBlaenhonddanTai-BachSandfields EastPort TalbotAberavonKentchurchCaerphillyLlanyrafonPonthirUpper CwmbranCwmbran CentralPontnewyddCroesyceiliogPontymoileBon-Y-MaenSt. ThomasCwmbrwlaLandoreBaglanBaglan BaySandfields WestBaglan MoorsKenderchurchMynyddbachBirchgroveLlangyfelachClydach
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