Related by context. Frequent words. (Click for all words.) 65 homemade helium balloon 53 runaway balloon 51 helium balloon 49 flying saucer shaped 45 Kiowa helicopter 44 canyon 44 flying saucer 44 mountainside 44 Falcon Heene 43 steep mountainside 43 emergency locator beacon 42 steep canyons 42 liferaft 42 helicopter 42 rocky ledge 41 Opportunity rover 41 Jayhawk helicopter 41 rubber dinghy 40 single engine Bellanca 40 Alaska Aleutian Islands 40 Cormorant helicopter 40 Cessna airplane 40 Apache helicopter gunships 40 billowing clouds 40 engine Piper Cherokee 40 GlobalFlyer 40 lunar module 40 Virgin Atlantic GlobalFlyer 39 swollen creek 39 skiff 39 Helicopters 39 engine Cessna 39 rain swollen creek 39 ultralight plane 39 rubber rafts 39 rugged wilderness 39 frigid waters 39 vessel capsized 39 Dragon capsule 39 rover Opportunity 39 helicopter gunship 39 seaside pad 39 mountainsides 38 Cougar Ace 38 F/A-#C Hornet 38 Piper Malibu 38 robotic spacecraft 38 Kamchatka peninsula 38 Helicopter gunships 38 Blackhawk helicopter 38 Blackhawk helicopters 38 rafts 38 hovered overhead 38 treeline 38 inflatable dinghy 38 Fossett 38 Eurocopter EC# 38 jagged rocks 38 Superstition Mountains 38 emergency locator transmitter 38 puffy clouds 38 canyon rim 38 Beechcraft Bonanza 38 helicopters 38 Cirrus SR 38 plane 38 wild blue yonder 37 rubber dinghies 37 winding canyon 37 Sandia Mountains 37 NASA Cassini spacecraft 37 balloon 37 rocky slope 37 twin engine 37 creek bed 37 hang glider 37 Helicopters flew 37 sandstone cliffs 37 sandbar 37 densely wooded area 37 canyons 37 glider 37 chopper 37 Steve Fossett 37 wreckage 37 helicopter rotors 37 capsized boat 37 spaceship 37 swam ashore 37 ravine 36 salt flats 36 towering peaks 36 inflatable rafts 36 Ares IX rocket 36 scramjet 36 foothills 36 rescuers 36 B 1B Lancer 36 hijacked yacht 36 coastguard helicopter 36 lifeboat