Group 3 - Early Medieval Gothic Architecture│ The church is grand and tall. There are several pointed arches which the middle one is the tallest. In the right corner of the picture, you can see the vaulted ceiling. Many ornate decorations are added.
Tracery is the ornamental intersecting work in the upper part of a window, screen, or panel, or used decoratively in blank arches and vaults. The earliest use of the term is traced to the seventeenth century.