The Dome: The Best part of viewing the cathedral, in my view, is climbing the methods to the best from the dome plus the 360° outdoor panoramic rooftop terrace. From here, you have amazing views of Madrid along with the Royal Palace. You will be buying a timed entry ticket. https://www.kinship.co.uk/dog-lifestyle/what-to-do-with-your-dog-when-you-go-away-on-holiday