Host galleries are those which either currently host or plan to host the national collection and are part of the current infrastructure in Wales.
Yr orielau lletya yw’r rheini sydd naill ai'n lletya’r casgliad cenedlaethol ar hyn o bryd neu'n bwriadu ei letya ac sy'n rhan o’r seilwaith presennol yng Nghymru.