1) The sitcom "Friends" is known for its iconic Central Perk coffee shop, where the main characters often gather.

2) The construction of the Great Wall of China began in the 7th century BC and was completed over several centuries, spanning thousands of miles.

3) The English alphabet has five vowels: A, E, I, O, and U.

4) The Tony Awards celebrate excellence in Broadway theater and have been awarded annually since 1947.