Historic Scotland
www.historic-scotland.gov.uk
Covering all Historic Scotland sites throughout Scotland. Look up website for more details.
Opening Times -
see individual historic sites
Prices -
Included Stirling and Edinburgh castle
Prices vary depending on place visited to check website. Carers go free when present disability/bus pass.
https://www.historic-scotland.gov.uk/perthshire.pdf (for sites in Perthshire)