claim: Bala's has directed at least four feature albums.
evidence: The Political Martyrs Monument , located in the Old Calton Burial Ground on Calton Hill , Edinburgh , commemorates five political reformists from the late 18th and early 19th centuries .. Old Calton Burial Ground. Old Calton Cemetery. Calton Hill. Calton Hill. Edinburgh. Edinburgh. It is a 90 ft tall obelisk on a square-plan base plinth all constructed in ashlar sandstone blocks .. obelisk. obelisk. plinth. plinth. ashlar. ashlar. sandstone. sandstone. As part of the Burial Ground it is Category A listed .. Category A listed. listed building