If you're looking for a vibrant and sheltered place to spend a rainy afternoon in Valencia, head to the Mercado Central. This bustling market is housed in a stunning modernist building and is filled with stalls selling fresh produce, local delicacies, and artisanal products. Take your time to wander through the aisles, admire the colorful displays, and interact with the friendly vendors. You can also grab a bite to eat at one of the market's tapas bars or enjoy a cup of hot coffee while watching the rain from the comfort of this lively indoor space.