100 feet 30 Meters Tall Puzzle Building
According to the artistic project it was decided to place a giant 100 feet (30 meters) tall at the wall of the one of the multi-stored residential houses.There is one interesting detail about the design of the puzzle. It looks like an empty puzzle during the day-light, but at night when special lights are on the words in the puzzle become visible with a lightly-glowing fluorescent color.
The questions for this crossword puzzle are located in different point of interests of the city, like monuments, theaters, fountains etc.

