← Back✦ Historic site

King Charles' Castle mid-16th century artillery castle and Civil War earthen artillery defence on western Castle Down, Tresco

1 ha

📷 Des Blenkinsopp · Geograph · CC BY-SA 2.0

Plan your visit

BirdsWildlifeInsects

Free entryDogs welcome1 ha

Getting here

49.96373, -6.34845

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Visiting this summer

Seasonal nature notes and what to look for now

🐦107+ species recorded in this area — summer evenings are best for activity; watch for Herring Gull and Oystercatcher
✦Historic character is a year-round quality here — summer brings its own atmosphere to the setting
🐕Dogs welcome — bring water in summer; the site has enough space to find shade on hot days

🌤️ Visiting this summer

🐦107+ species recorded in this area — summer evenings are best for activity; watch for Herring Gull and Oystercatcher
✦Historic character is a year-round quality here — summer brings its own atmosphere to the setting
🐕Dogs welcome — bring water in summer; the site has enough space to find shade on hot days

Good to know

£Free to visit — no entry charge
🐕Dogs welcome

Best for

5 activities

Bird watching

Very strong match

Birds — Herring Gull, Oystercatcher, Stonechat +104 more · last seen 2025; Birds — Herring Gull, Oystercatcher, Stonechat +104 more · last seen 2025

Free

Wildlife

Very strong match

Multi-group wildlife — Birds, Reptiles; Multi-group wildlife — Birds, Reptiles

Free

Insect spotting

Strong match

Lowland heathland — silver-studded blue and heath fritillary butterflies; Insects — Non-biting midges, Sigara (Vermicorixa) lateralis, Rose Chafer +13 more · last seen 2025

Free

Seasonal nature

Strong match

Plants — Swan's-neck Thyme-moss, Forked Veilwort, Supine Plait-moss +31 more · last seen 2025; Plants — Swan's-neck Thyme-moss, Forked Veilwort, Supine Plait-moss +31 more · last seen 2025

Free

Heritage

Strong match

Historic site

Free

Wildlife to spot

27,994 records · National Biodiversity Network

Wildlife to spot

27,994 records · National Biodiversity Network

🐦

Birds65 species

autumn

2025

Oystercatcher · Wren · Moorhen · Great Black-backed Gull · Robin +60

OystercatcherHaematopus ostralegus
WrenTroglodytes troglodytes
MoorhenGallinula chloropus
Great Black-backed GullLarus marinus
RobinErithacus rubecula
WoodpigeonColumba palumbus
Grey HeronArdea cinerea
StonechatSaxicola rubicola
BlackbirdTurdus merula
ShagGulosus aristotelis
Little EgretEgretta garzetta
KestrelFalco tinnunculus
ChaffinchFringilla coelebs
House SparrowPasser domesticus
ChiffchaffPhylloscopus collybita
DunnockPrunella modularis
Herring GullLarus argentatus
RedwingTurdus iliacus
StarlingSturnus vulgaris
Meadow PipitAnthus pratensis
GreenshankTringa nebularia
Black-headed GullChroicocephalus ridibundus
Song ThrushTurdus philomelos
Carrion CrowCorvus corone
CurlewNumenius arquata
PheasantPhasianus colchicus
GannetMorus bassanus
Rock PipitAnthus petrosus
Great TitParus major
GreenfinchChloris chloris
Blue TitCyanistes caeruleus
GoldcrestRegulus regulus
TurnstoneArenaria interpres
TealAnas crecca
BlackcapSylvia atricapilla
GoldfinchCarduelis carduelis
FieldfareTurdus pilaris
LinnetLinaria cannabina
CormorantPhalacrocorax carbo
Pied WagtailMotacilla alba
Lesser Black-backed GullLarus fuscus
MallardAnas platyrhynchos
Golden PloverPluvialis apricaria
CootFulica atra
Collared DoveStreptopelia decaocto
SkylarkAlauda arvensis
SnipeGallinago gallinago
Ringed PloverCharadrius hiaticula
GadwallMareca strepera
Mute SwanCygnus olor
WryneckJynx torquilla
FirecrestRegulus ignicapilla
BramblingFringilla montifringilla
Grey WagtailMotacilla cinerea
Water RailRallus aquaticus
RedshankTringa totanus
Common GullLarus canus
Stock DoveColumba oenas
Cetti's WarblerCettia cetti
Bar-tailed GodwitLimosa lapponica
Little GrebeTachybaptus ruficollis
Red-legged PartridgeAlectoris rufa
SanderlingCalidris alba
WhimbrelNumenius phaeopus
Spotted FlycatcherMuscicapa striata

Species observations from the last 10 years via NBN Atlas

Wildlife to spot

27,994 records · National Biodiversity Network

🐦

Birds65 species

autumn

2025

Oystercatcher · Wren · Moorhen · Great Black-backed Gull · Robin +60

OystercatcherHaematopus ostralegus
WrenTroglodytes troglodytes
MoorhenGallinula chloropus
Great Black-backed GullLarus marinus
RobinErithacus rubecula
WoodpigeonColumba palumbus
Grey HeronArdea cinerea
StonechatSaxicola rubicola
BlackbirdTurdus merula
ShagGulosus aristotelis
Little EgretEgretta garzetta
KestrelFalco tinnunculus
ChaffinchFringilla coelebs
House SparrowPasser domesticus
ChiffchaffPhylloscopus collybita
DunnockPrunella modularis
Herring GullLarus argentatus
RedwingTurdus iliacus
StarlingSturnus vulgaris
Meadow PipitAnthus pratensis
GreenshankTringa nebularia
Black-headed GullChroicocephalus ridibundus
Song ThrushTurdus philomelos
Carrion CrowCorvus corone
CurlewNumenius arquata
PheasantPhasianus colchicus
GannetMorus bassanus
Rock PipitAnthus petrosus
Great TitParus major
GreenfinchChloris chloris
Blue TitCyanistes caeruleus
GoldcrestRegulus regulus
TurnstoneArenaria interpres
TealAnas crecca
BlackcapSylvia atricapilla
GoldfinchCarduelis carduelis
FieldfareTurdus pilaris
LinnetLinaria cannabina
CormorantPhalacrocorax carbo
Pied WagtailMotacilla alba
Lesser Black-backed GullLarus fuscus
MallardAnas platyrhynchos
Golden PloverPluvialis apricaria
CootFulica atra
Collared DoveStreptopelia decaocto
SkylarkAlauda arvensis
SnipeGallinago gallinago
Ringed PloverCharadrius hiaticula
GadwallMareca strepera
Mute SwanCygnus olor
WryneckJynx torquilla
FirecrestRegulus ignicapilla
BramblingFringilla montifringilla
Grey WagtailMotacilla cinerea
Water RailRallus aquaticus
RedshankTringa totanus
Common GullLarus canus
Stock DoveColumba oenas
Cetti's WarblerCettia cetti
Bar-tailed GodwitLimosa lapponica
Little GrebeTachybaptus ruficollis
Red-legged PartridgeAlectoris rufa
SanderlingCalidris alba
WhimbrelNumenius phaeopus
Spotted FlycatcherMuscicapa striata

Species observations from the last 10 years via NBN Atlas

Wildlife to spot

Photos

📷 Des Blenkinsopp · Geograph · CC BY-SA 2.0

King Charles Castle, Tresco

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Nearby places

Useful places within 5 km

🌱Tresco Abbey GardensUrban park2.1 km→⛪All Saints ChurchReligious grounds1.2 km→✦TRESCOHistoric site2.2 km→✦Prehistoric linear boundary and cairns south west of The Bar, BryherHistoric site1 km→✦Prehistoric cairn cemetery and field system on Shipman Head Down and Great Bottom, BryherHistoric site700 m→✦Post-medieval watch house and Coastguard lookout on Watch Hill, BryherHistoric site900 m→

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