This is probably the hardest scenario in the original game with Mothball Mountain as a close opponent. The objective is simple and the same as Evergreen Gardens or Pacific Pyramids, so, at this point of the game, getting 1,000 guests in 4 years should not be a major problem. The main and great difficulty here is the actual building of your park, as you can't remove any trees (or major scenery objects you eventually decide to place), adjust land or water. This scenario is similar to Harmonic Hills in the Corkscrew Follies expansion, though Rainbow Valley should be way less difficult. Take advantage of rock vertical faces that there are throughout the valley extension to build underground roller coasters and tracked rides and save space. Only add scenery if you are confident that it won't di