Beautiful Days (Korean: 아름다운 날들; RR: Areumdaun Naldeul) is a 2001 South Korean television drama series starring Lee Byung-hun, Choi Ji-woo, Ryu Si-won and Lee Jung-hyun. The drama is the first entry in director Lee Jang-soo's Heaven Trilogy which includes Stairways to Heaven in 2003 and Tree of Heaven in 2006. It aired on SBS from March 14 to May 31, 2001, on Wednesdays and Thursdays at 21:55 for 24 episodes.