Anonymous
Since you've asked in the present tense, is there any reason you've asked this in HISTORY?
FAIL
Anyway, it's The Palace of the Parliament (Romanian: Palatul Parlamentului) It's construction was begin in 1984. To you children that might seem like ancient history, but in relative terms it's practically new. The Hagia Sophia, for example has been a building open to the public since 537 AD
larry1
The communist era 'Palace of the Parliaments' built by long lasting dictator Ceausescu. It's thought to be the 3rd biggest building in the world with nearly 4 million sq. ft., and the worlds heaviest building.