Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (KMOX/Brett Blume)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (Photo/Da Vinci Exhibit)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (Photo/Da Vinci Exhibit)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (Photo/Da Vinci Exhibit)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (Photo/Da Vinci Exhibit)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (KMOX/Brett Blume)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (KMOX/Brett Blume)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (KMOX/Brett Blume)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (KMOX/Brett Blume)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (KMOX/Brett Blume)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (KMOX/Brett Blume)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (KMOX/Brett Blume)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (KMOX/Brett Blume)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (KMOX/Brett Blume)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (KMOX/Brett Blume)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (KMOX/Brett Blume)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (KMOX/Brett Blume)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (KMOX/Brett Blume)

Da Vinci Machines Exhibition

More than 60 hand-built machines based on mechanical designs drawn up by Leonardo da Vinci are on display for the next two months at the Bank of America Building (800 Market Street). The Da Vinci Machines Exhibition of the first floor of the BOA building runs through Halloween, 10 am to 6 pm daily. Normal admission prices run up to $14, but from now through September 5th the Riverfront Times is sponsoring a weekend readers special with tickets priced at $10. Go to www.davinciexhibitstl.com for more information. (KMOX/Brett Blume)