Related by context. Frequent words. (Click for all words.) 49 octagon shaped 49 inflatable dome 48 observatory 47 Hogwarts castle 45 Griffith Observatory 45 #ft tall [001] 45 animatronic dinosaurs 45 geodesic domes 45 domed ceiling 45 spiral staircases 45 geodesic 45 tall pine trees 45 cupola 44 chainlink fence 44 particle detectors 44 geodesic dome 44 astronomical observatory 44 Hogwarts Castle 44 stone arches 43 domed 43 ramada 43 marble pillars 43 terraced gardens 43 granite pillars 43 erector set 43 glass encased 43 marble sculptures 43 wooden walkway 43 miniature 43 crossbeams 43 cascading waterfall 42 Palomar Observatory 42 aerial tram 42 Kitt Peak 42 dinosaur skeletons 42 planetarium 42 glass domed 42 Orangerie 42 dome 42 pentagonal 42 observation deck 42 #/#-foot [002] 42 crystal chandeliers 42 arches 41 dinosaur skeleton 41 baptistery 41 Doric columns 41 boomerang shaped 41 sundial 41 lava tubes 41 stalactites 41 lilac bushes 41 Olympus Mons 41 interpretive panels 41 Grand Staircase 41 donut shaped 41 8ft 41 cyclorama 41 archway 41 haunted maze 41 atrium lobby 41 tyrannosaurus rex 41 glass walled 41 turreted 41 interpretive exhibits 41 twin towers footprints 40 triptychs 40 leafless trees 40 Kitt Peak National 40 friezes 40 cupolas 40 stalactite 40 clerestory windows 40 glass paneled 40 #ft tall [002] 40 grassy hillside 40 stegosaurus 40 El Tovar 40 camera obscura 40 Chugach Mountains 40 Doge Palace 40 fireplace mantle 40 picnic pavilions 40 Sundial Bridge 40 bell tower 40 marble fireplace 40 #ft x 40 Sunken Gardens 40 Kibo laboratory 40 African savanna 40 SIRTF 40 Picnic tables 40 domes 40 painted mural 40 vitrine 40 atriums 40 observation decks 39 intricate carvings 39 canopy 39 Arcosanti 39 wooden slats