1) The word "pizza" contains two vowels: I and A.

2) In Norse mythology, the World Tree, known as Yggdrasil, is a massive ash tree that connects the nine realms of existence. It is considered the center of the cosmos and serves as a conduit between different realms, including Asgard (realm of the gods), Midgard (realm of humans), and Helheim (realm of the dead).

3) The word "elephant" contains three vowels: E, A, and E.

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