Trek up to the lonely ruin and surrounding earthworks of a 1400s stronghold.
Get a feel for the comfortable life of a wealthy landowner at this remarkably complete 1500s tower house.
Face a mighty, curtain-walled fortress, built in the 1200s as the seat of the powerful earls of Buchan.
Admire the stonework of a rare surviving cross from an early medieval kingdom.
Take in the view from a 2,000-year-old cliff-side fort, home to a tribe known to the Romans as the Novantae.
Explore the ruined church of a little-known order of monks in a wooded, riverside location.
Enter what was one of the first small-town gasworks to open in Scotland – and among the last to close.
Marvel at the only episcopal palace ever built in Norse Scotland and its stunning Renaissance neighbour.
Explore a 5,000-year-old burial monument on a remote Orcadian island.
Delve into a site that saw a great deal of action during the Wars of Independence with England. Bothwell Castle, built on a grand scale in the late 1200s, was hotly fought over.
Puzzle at the enigmatic markings carved into this Pictish stone.
Admire a Scottish rarity in one of only two Irish-style round towers still standing in Scotland.