Woman 'Scared to Death' by Latest UFO Sighting Strange lights in the sky leave police and residents baffled in Pennsylvania.

 -- intro: There's something mysterious in the sky. Sometimes it's a saucer-shaped object. Sometimes it's a series of lights that change in formation, color and speed. Other times someone steps forward to admit that the mystery is, well, nothing more than a hoax. One thing is certain: the phenomena of UFOs, or unidentified flying objects, will keep many with their eyes (and cameras) fixed on the skies for years to come. (Click each title to see video on mobile devices.)

quicklist: 1 category: title: Woman 'Scared to Death' by UFO url: http://abcnews.go.com/GMA/video/pennsylvania-ufo-caught-camera-25157418 text: Pennsylvanian Stephanie Wilkerson aimed her camera at the evening sky once strange lights appeared.

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quicklist: 2 category: title: Bambi Meets a UFO url: http://abcnews.go.com/Technology/video/ufos-descend-deer-mississippi-woods-23192072 text: A Mississippi couple's trail cameras capture eerie images involving a group of deer and floating lights.

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quicklist: 3 category: title: Carolina Close Encounter? url: http://abcnews.go.com/Technology/video/ufo-strange-lights-a-mystery-in-north-carolina-17291273 text: Witnesses dismiss talk that colorful lights spotted in Carteret County, North Carolina, are a result of military aircraft exercises.

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quicklist: 4 category: title: Texas City Lights url: http://abcnews.go.com/Technology/video/ufo-mystery-lights-float-above-texas-16114320 text: Texas officials believe a prank caused the red lights that changed formation.

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quicklist: 5 category: title: UFO Spotted Over Russian Protesters url: http://abcnews.go.com/Technology/video/ufo-spotted-over-russian-protesters-15154226 text: Theories include a Russian government drone or camera filming the protest.

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quicklist: 6 category: title: 'Sunday Night Football' Surprise url: http://abcnews.go.com/US/video/ufo-spotted-at-sunday-night-football-14866619 text: Strange lights appeared over New Orleans during the Saints-Colts football game.

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quicklist: 7 category: title: Dust Storm Spins Mystery url: http://abcnews.go.com/US/video/ufos-phoenix-dust-storm-14031096 text: Two strange objects spotted in a Phoenix cloud were later confirmed to be airplanes.

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quicklist: 8 category: title: Big Ben Meets E.T.? url: http://abcnews.go.com/GMA/video/ufos-spotted-over-london-13964659 text: A tourist filmed this sky show that occurred above the River Thames in London.

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quicklist: 9 category: title: Lake Michigan Light Show url: http://abcnews.go.com/US/video/ufos-reported-over-lake-michigan-13599377 text: Video shows lights hovering above one of the Great Lakes.

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quicklist: 10 category: title: Windy City Witnesses UFO url: http://abcnews.go.com/US/video/Chicago-lights-sky-UFO-aliens-space-ship-unidentified-flying-object-us-13286753 text: A strange grouping of flashing lights in Chicago was spotted in the night sky.

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quicklist: 11 category: title: UFO Sighting Spooks Colorado Town url: http://abcnews.go.com/GMA/video/caught-tape-ufo-sighting-13236737 text: Lafayette residents reported a strange formation of lights in the night sky.

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quicklist: 12 category: title: UFO Heads for Holy City url: http://abcnews.go.com/International/video/ufo-jerusalem-12836309 text: A tourist filmed a glowing object hovering over Jerusalem's Dome of the Rock.

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quicklist: 13 category: title: UFOs Hover Over NYC url: http://abcnews.go.com/WNT/video/abc-news-cameras-capture-ufo-hovering-nyc-unidentified-flying-object-new-york-city-manhattan-ron-claiborne-11885703 text: NYPD switchboards lit up as strange objects were seen flying above Manhattan.

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quicklist: 14 category: title: New Sighting of UFO Over China url: http://abcnews.go.com/International/video/new-ufo-sightings-in-china-11813189 text: An airport in inner Mongolia was reportedly shut down because of UFO sightings.

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quicklist: 15 category: title: UFO Sighting in New York City url: http://abcnews.go.com/US/video/ufo-sighting-york-city-17966793 text: Three glowing objects appear to hover in the night sky over Brooklyn.

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