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

2) The corpse flower, or titan arum, is known for its unpleasant smell, often compared to that of rotting flesh.

3) The world's oldest university, Al-Qarawiyyin, was founded in 859 AD and is located in Fez, Morocco.

4) Orchids are one of the largest families of flowering plants, with over 25,000 species.