1. DC: National Cathedral Guided Tour
Immerse yourself in an intense concentration of 20th-century ornaments and architecture. Take a tour of the National Cathedral's interior with the assistance of an expert guide, who will let you in on the stories behind all of the building's hidden treasures. Experience the beauty of this medieval and Gothic building, which poses a striking contrast to the city's American-style constructions, standing out as a testimony of Washington DC's long and diverse history. Explore 231 stained-glass windows, an amazing collection of architectural and ornamental wrought iron, hundreds of works of hand-stitched needlepoint, and a blizzard of hand-carved wood and stone. Enjoy learning about the artists and the community that created this wonder.