1) The world's largest species of shark, the whale shark, can reach lengths of up to 40 feet (12 meters) and weigh over 20 tons.

2) Hindu mythology, deeply rooted in Indian culture, revolves around a pantheon of gods and goddesses, including Brahma, Vishnu, Shiva, Saraswati, and Lakshmi. These deities represent various aspects of existence and play important roles in Hindu religious traditions and epics like the Mahabharata and Ramayana.

3) The musical "The Phantom of the Opera" has been running in London's West End since 1986, making it the longest-running musical in history.

4) The book series "The Chronicles of Narnia" by C.S. Lewis has sold over 100 million copies worldwide.