Back in the day, NBA big men camped in the paint on offense ... The great Houston Rockets center, Ralph Sampson, misses those days when players like him were legitimate low-post threats.

When NBA teams pair two skilled big men together, they're often referred to as twin towers. Here's the 10 best twin-tower ...

During his playing days, Hall of Famer Ralph Sampson stood as one of the tallest players in NBA history and had a great all-around game as a center. Nevertheless, during that era, there was ...