Collection of four important medieval manuscripts, primarily housed at the National Library of Wales in Aberystwyth. These books are some of the oldest and most significant literary works from Wales, written in Middle Welsh. # Why Go 📜 See oldest surviving Welsh manuscripts 📚 Explore significant literary works from the Dark Ages 📖 Discover early references to King Arthur and Welsh legends 🏛️ Explore the vast collection of the National Library of Wales # Why Avoid ⚠️ Books only on show at specific times for events or exhibitions 📍 The Red Book of Hergest is held at Oxford University, not Aberystwyth # Tips 📅 Check the National Library of Wales website for display schedules # Hours 🕒 Monday-Friday 9 a.m. to 5 p.m. Saturday 9:30 a.m. to 4:30 p.m.