1) The first successful consumer digital camera, the Apple QuickTake 100, was released in 1994 and had a resolution of 640 x 480 pixels.

2) The Alps, located in Europe, are a popular destination for skiing, mountaineering, and hiking.

3) The word "computer" contains three vowels: O, U, and E.

4) The world's most expensive car is the Bugatti La Voiture Noire, which sold for over $18 million.