Puzzle Pieces: 58 Maker: CubicFunSize When Completed: 11 1/4 in x 10 in x 6 in / 28.5 cm x 25.5 cm x 15 cm The Sydney Opera House is one of the most famous buildings in the world. It is considered to be one of the most recognizable images of the modern world although the building has been open for only about 30 years. The Sydney Opera House is as representative of Australia as the pyramids are of Egypt. 6225 square meters of glass and 645 kilometers of electric cable were used to build the Opera House. It includes 1000 rooms. It is 185 meters long and 120 meters wide. The building"s roof sections weigh about 15 tons. There are 1 million tiles on the roof. It provides guided tours to 200,000 people each year. The Opera House reaches out into the harbour. Seen from the air or a ferry, the skyline of the Sydney Opera House, the blue water of the harbour and the Sydney Harbour Bridge, is beautiful.