Arecibo Observatory -- Berkut oil rig -- Biosphere 2 -- Bob Burnquist's mega ramp -- Cathedral termite mounds -- Coney Island parachute jump -- Desert breath -- Dyar tunnels -- Eiffel Tower -- El Polio mecanico -- Fina Bellavist -- Gateway Arch -- Grand Canyon skywalk -- Grand Central Terminal -- Great Barrier Reef -- Great Pyramid of Khufu -- Great Wall of China -- Harbin ice and snow sculptures -- Hudson-Athens LIghthouse -- International Space Station -- Ithaa undersea restaurant -- Jantar Mantar -- Kingda Ka -- Krzywy Domek -- Large hadron collider -- Lego X-Wing -- Longaberger Building -- Marsh Arab Reed Houses -- Maunsell Forts -- Millau Viaduct -- Moai -- Nautilus House -- North Yungas Road -- Palm Jumeirah -- Paul Bunyan Statues -- Petra -- Ryugyong Hotel -- Sagrada Família -- Seven churches of antarctica -- Slauerhoffbrug -- Social Pool -- Stonehenge - Stratosphere Las Vegas -- Svalbard Global Seed Vault -- Taipei 101 -- Terracotta Warriors -- Three Gorges Dam -- Tower of David -- Transcontinental Airway System -- Watts Towers.