Vasco da Gama Bridge, Portugal - 56,381 feet: Lisbon's Vasco da Gama Bridge is the longest in Europe, spanning a total distance of 10.7 miles. Taking three years to complete, the bridge opened for traffic in 1998 to celebrate the 500th anniversary of Vasco da Gama's discovery of the maritime route from Europe to India.
A type of wave that can travel through empty space as well as through matter is electromagnetic wave.
Why can't sound waves travel through empty space? Sound waves are mechanical waves, NOT electromagnetic waves. Mechanical waves need a substance to pass through, that is, they need some sort of surface to vibrate against to â¦send compression waves through to the surrounding air.