Sadaiv Atal, a memorial of former prime minister Atal Bihari Vajpayee, was dedicated to the nation on his 94th birth anniversary today. President Ram Nath Kovind, Vice-President M Venkaiah Naidu and Prime Minister Narendra Modi were among the dignitaries who paid floral tributes to the former statesman at the memorial built near the Rashtriya Smriti Sthal, where his funeral took place on August 17.