Intrigued people from all over the world have searched for the marker which leads to the covert operations of Area 51. The "Black" Mailbox is the marker. The entrance to Dreamland. Although not black now, this marker has been disguised to throw off unwanted visitors.! We'll pass through a forest of strange deformed Joshua Trees. Unlike all other Joshua Trees, these plants will not grow any branches from the first 10 feet of the trunk! Why...