Welcome to Hotel One Hundred Cardiff, Hotel One Hundred is a small boutique B&B a 15-minute walk from the centre of Cardiff. It has free Wi-Fi, a lovely unique decor and some free parking. It has 7 individually designed rooms with an en suite bathroom, with a continental breakfast provided each morning. Cardiff Castle, The Millennium Stadium and the National Museum and Gallery are a short distance away from the attractive Victorian B&B. (Hotel One Hundred Cardiff hotels booking).