Barcelona - Ceiling of the Sagrada Familia, Spain. The columns of the interior are a unique Gaudí design. Besides branching to support their load, their ever-changing surfaces are the result of the intersection of various geometric forms.
Path to Inca Bridge on the trail to Machu Picchu, Peru. The Inca Bridge refers to one of two places related to access of Machu Picchu, in Peru. One of the two was built by the Incas as a secret entrance to Machu Picchu for the Inca army.
Each year, during the La Scala Flower Festival, about potted plants and flowers of different shades and colors are arranged on the historic Staircase of Santa Maria del Monte to create one grand design.