Tolong jelaskan mengenai Tregothnan *** (Cornwall) en dari Daftar kastel dan istana di Britania Raya

Tullie House *** (Cumbria) en

Upsall Castle (North Yorkshire) en

Waddesdon Manor (Buckinghamshire) de | en | es | pl | pt

Wakehurst Place *** (West Sussex) en

New Wardour Castle (Wiltshire) en

Warkworth Castle (Northumberland) en | ru

Waverley Abbey (Surrey) de | en

Wentworth Castle (South Yorkshire) en

Wentworth Woodhouse (South Yorkshire) en

West Dean House (West Sussex)

West Wycombe Park (Buckinghamshire) en | pt | ru

Westbury Court Garden (Gloucestershire) en

Palace of Westminster (London) ar | ast | bn | ca | cs | da | de | en | es | fr | gl| ko | is | it | he | ka | nl | ja | no | pl | pt | ro | ru | simple | sk | fi | sv | tr | vi | uk | zh