Although some staffed Cadw sites have now re-opened, visitor capacities are limited and many properties remain closed — pending the installation of new health and safety measures.
Er bod rhai safleoedd Cadw â staff bellach wedi ailagor, mae’r capasiti ymwelwyr yn gyfyngedig ac mae nifer o adeiladau ar gau o hyd — hyd nes y gosodir mesurau iechyd a diogelwch newydd.