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Feature count in area: 53, all in ,
Highest Place: Cadair Idris - Penygadair 893m
Starting Places in area Dolgellau to Machynlleth:
None for this area
Summits & other features in area Dolgellau to Machynlleth:
Craig y Gamell 424m, Fedw-lwyd 424m, Foel Pandy 454m, Moel Heulen 403m, Mynydd Rhyd-galed East Top 475m, Mynydd Tri Arglwydd 442m, Pen y Garn 460m
Cadair Idris: Braich Ddu [Craig Cwm-llwyd] 546m, Cadair Idris - Penygadair 893m, Ceiswyn 545m, Corlan Fraith 406m, Craig Cwm Amarch 791m, Craig Lwyd 690m, Craig Portas 605m, Craig Portas East Top 587m, Craig y Castell 321m, Craig-las [Tyrrau Mawr] 661m, Craig-y-llyn 622m, Cribin Fawr 659m, Cyfrwy 811m, Esgair Berfa 507m, Ffridd Cocyn 313m, Foel Cae'rberllan 380m, Foel Ddu 448m, Foel Dinas 478m, Foel y Geifr 515m, Gamallt 288m, Gau Graig 683m, Godre Fynydd 508m, Graig Goch 586m, Llechwedd Melyn 196m, Maesglase 676m, Maesglase (old GR) - Maen Du 674m, Mynydd Braich-goch 597m, Mynydd Ceiswyn 605m, Mynydd Cwmcelli 469m, Mynydd Cwmeiddew 507m, Mynydd Dolgoed 576m, Mynydd Fron-fraith 514m, Mynydd Gwerngraig 686m, Mynydd Moel 863m, Mynydd Pencoed 766m, Mynydd Rhyd-galed [Tarrenhendre East Top] 502m, Mynydd Tan-y-coed 491m, Pared y Cefn-hir 383m, Pen Trum-gwr 512m, Tal y Gareg 189m, Tarren Cwm-ffernol 551m, Tarren y Gesail 667m, Tarrenhendre 634m, Trawsfynydd 493m, Tyddynbriddell Hill 280m, Waun-oer 670m
Note: this list of places may include island features such as summits, but not islands as such.
Highest Place: Cadair Idris - Penygadair 893m
Starting Places in area Dolgellau to Machynlleth:
None for this area
Summits & other features in area Dolgellau to Machynlleth:
Craig y Gamell 424m, Fedw-lwyd 424m, Foel Pandy 454m, Moel Heulen 403m, Mynydd Rhyd-galed East Top 475m, Mynydd Tri Arglwydd 442m, Pen y Garn 460m
Cadair Idris: Braich Ddu [Craig Cwm-llwyd] 546m, Cadair Idris - Penygadair 893m, Ceiswyn 545m, Corlan Fraith 406m, Craig Cwm Amarch 791m, Craig Lwyd 690m, Craig Portas 605m, Craig Portas East Top 587m, Craig y Castell 321m, Craig-las [Tyrrau Mawr] 661m, Craig-y-llyn 622m, Cribin Fawr 659m, Cyfrwy 811m, Esgair Berfa 507m, Ffridd Cocyn 313m, Foel Cae'rberllan 380m, Foel Ddu 448m, Foel Dinas 478m, Foel y Geifr 515m, Gamallt 288m, Gau Graig 683m, Godre Fynydd 508m, Graig Goch 586m, Llechwedd Melyn 196m, Maesglase 676m, Maesglase (old GR) - Maen Du 674m, Mynydd Braich-goch 597m, Mynydd Ceiswyn 605m, Mynydd Cwmcelli 469m, Mynydd Cwmeiddew 507m, Mynydd Dolgoed 576m, Mynydd Fron-fraith 514m, Mynydd Gwerngraig 686m, Mynydd Moel 863m, Mynydd Pencoed 766m, Mynydd Rhyd-galed [Tarrenhendre East Top] 502m, Mynydd Tan-y-coed 491m, Pared y Cefn-hir 383m, Pen Trum-gwr 512m, Tal y Gareg 189m, Tarren Cwm-ffernol 551m, Tarren y Gesail 667m, Tarrenhendre 634m, Trawsfynydd 493m, Tyddynbriddell Hill 280m, Waun-oer 670m
Note: this list of places may include island features such as summits, but not islands as such.
Place Rating ..
Grid Reference SH81200 09400, OS 1:50k mapsheet 124 125
Place visited by: 2 members, recently by: rhw, Fergalh
I visited this place: NO
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Short or GPS IDs, 6 char: Myn442, 10 char: MynydTrArg
Linkback: https://mountainviews.ie/summit/B14398/
Gallery for Mynydd Tri Arglwydd and surrounds
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Add a Place Comment for Mynydd Tri Arglwydd 
Short walk to summit from track
by Fergalh
7 Apr 2021
Parked at forest entrance to North . Headed along track south west until at edge of forest and than south east to unmarked heathery summit with a few scattered trees Linkback: mountainviews.ie/summit/B14398/comment/22818/
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The view from the north west
by Fergalh
7 Apr 2021
When you leave the forest use the edge of a forest as a handrail on a misty days (like ours!). The ground is not too bad here a bit soft but very manageable Linkback: mountainviews.ie/summit/B14398/comment/22819/
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British summit data courtesy:
Database of British & Irish Hills
Database of British & Irish Hills