Architectural Skeleton

Most buildings aren’t what they seem. A ’stone’ building is usually a thin layer of cut stone applied to a skeleton of wood, steel or cheaper stone. I’ll give you an architectural work, and you guess what the skeleton or structure is really made of. Once you’re done, come back in two to three days time to check the answer under the comments section. Do post your answer in the comments section.

Question 1: The Eiffel Tower

– Titanium
– Steel
– Wrought Iron
– Cast Iron

Question 2: The Statue of Liberty

– Wrought Iron
– Copper
– Cast Iron
– Steel

Question 3: The dome over the U.S. Capitol

– Wrought Iron
– Cut Stone
– Brick Masonry
– Cast Iron

Question 4: The Empire State Building

– Steel
– Wrought Iron
– Granite
– Limestone

Question 5: The dome over the Pantheon

– Travertine
– Concrete
– Marble
– Brick

Question 6: The Washington Monument

– Wrought Iron
– Brick
– Stone
– Steel

Question 7: The Sydney Opera House

– Steel
– Stone
– Prestressed Concrete
– Marble

Question 8: Taj Mahal

– Sandstone
– Marble
– Limestone
– Brick

Question 9: Petronas Towers

– Concrete
– Carbon Fiber
– Steel
– Titanium

Question 10: Guggenheim Museum (New York City)

– Steel
– Stone
– Wrought Iron
– Concrete