Caernarfon is one of North Wales’ must-visit spots. Here are 5 reasons to add it to your list for 2026👇 1️⃣ Caernarfon Castle: a UNESCO World Heritage Site and one of the most impressive medieval fortresses in the UK. 2️⃣ A beautiful waterfront: wander the marina, grab a coffee by the Menai Strait or watch the sunset over the harbour. 3️⃣ Welsh Highland Railway: hop on the steam train for a stunning journey through Eryri (Snowdonia). 4️⃣ Independent shops & great food: cafés, pubs and local Wel