New airport runway in Portugal

In Portugal​

A special airport ​

-- the airport's runway with a length

of ​

2781 meters , which 1000 meters of the runway

is supported by ​

180 pillars , each pillar 50

meters height ​

( abt 17 floors ),

surprisingly ​

, the runway design are for B-747

Look at the cars parked below the runway

​