Eden Project two biomes simulates a rainforest environment and the second, a Mediterranean environment. The attraction also has an outside botanical garden which is home to many plants and wildlife native to Cornwall and the UK in general; it also has many plants that provide an important and interesting backstory, for example, those with a prehistoric heritage. The project was conceived by Tim Smit and designed by architect Nicholas Grimshaw and engineering firm Anthony Hunt and Associates (now part of Sinclair Knight Merz). Davis Langdon carried out the project management, Sir Robert McAlpine and Alfred McAlpine did the construction, MERO designed and
National Space Centre Engineering Surveying and Space Geodesy (IESSG). The Centre has on display one of only three known Soyuz spacecraft in the West (there is one in France at the Cité de l'espace and another one in the United States at the Smithsonian Institution as part of their Apollo-Soyuz Test Project display). The centre has six main galleries of exhibits and visitor activities covering space flight, astronomy and cosmology. The attraction also includes a Digistar 3 dome cinema and planetarium, a gift shop and a restaurant. The restaurant is situated beneath the two nozzles of the Blue Streak and PGM-17 Thor rockets.