The crossword solution for the term 'Famous Lake' is SWAN, which is a four-letter word. SWAN Lake is a famous ballet composed by Pyotr Ilyich Tchaikovsky in 1876. It is based on a German fairy tale about a princess who is turned into a SWAN by an evil sorcerer. The ballet has become one of the most popular and most frequently performed ballets in the world. SWAN Lake is also the name of a lake located in the Canadian province of Alberta. The lake is known for its stunning beauty and is a popular destination for tourists.