Held annually in Llanwrtyd Wells, the World Bog Snorkelling Championships are attended by hundreds of participants. Lonely Planet described the event as one of the top 50 "must do" things from around the world. In 2013 the bog snorkellers included participants from France, Germany, Australia, New Zealand, USA, Canada, Eire and Mali, making this a truly international world championships. It takes place at Waen Rhydd bog on the outskirts of the town, getting underway at around 10am. The site is signposted from the town for those who don't mind about a mile walk, and there is also a shuttle bus running from the town square to the bog and back, beginning between 9 and 10 am. There are food and drink stalls, crafts, a bouncy castle, live music and a bar on the site, so it's a great day out even if you don't fancy taking the plunge. Choose from a selection of holiday rentals in Mid Wales and join in the fun.