alt = A statue of young Lincoln sitting on a stump, holding a book open on his lap

alt = Head shot of older, clean shaven Lincoln

alt = A dark-haired, bearded, middle-aged man holding documents is seated among seven other men.

alt = Photo of surf breaking on rocky shore

alt = Map displaying a looping line with arrows indicating that water flows eastward in the far Southern ocean, angling north east of Australia, turning sough after passing Alaska, then crossing the mid-Pacific to flow north of Australia, continuing west below Africa, then turning northwest until reaching eastern Canada, then angling east to southern Europe, then finally turning south just below Greenland and flowing down the Americas ' eastern coast, and resuming its flow eastward to complete the circle

alt = Map showing 5 circles.

alt = Map of Caribbean showing seven approximately parallel westward-pointing arrows that extend from east of the Virgin Islands to Cuba.

alt = Animation showing the continents separating from a single mass, making creating the Atlantic in the process

alt = Animation of audio, AM and FM sine waves

alt = Apollo program insignia

alt = Astronaut Buzz Aldrin stands on the Moon

alt = President John F. Kennedy addresses a joint session of Congress, with Vice President Lyndon B. Johnson and House Speaker Sam Rayburn seated behind him

alt = Black-and-white photograph of a statue consisting of an inscribed, round pedestal on top of which sits a seated, nude, male figure of which only the legs and lower torso are preserved

alt = Tapestry image of a man on horseback holding a falcon

alt = Tapestry image of a procession of men carrying a coffin heading towards a church building.

alt = Coin image of a crowned male head with a sceptre in the background

Image: AcropolisatathensSitePlan. png | right | 600px | alt = Site plan of the Acropolis at Athens

alt = Diagram showing video signal amplitude against time.

alt = This article incorporates public domain material Bulgaria country profile ( October 2006 ) from websites or documents of the Library of Congress Federal Research Division.

alt = Black-and-white picture of heavy machinery with two operators sitting aside

alt = Graphs showing similar elution curves ( metal amount vs drops ) for ( top vs bottom ) terbium vs berkelium, gadolinium vs curium, europium vs americium

alt = Sequential layers of spheres arranged from top to bottom: GRGBGRGB ( G = green, R = red, B = blue )

alt = A big concrete structure.

alt = Curving concrete station platform.

alt = A big concrete structure.

alt = Man and a boy crouching behind a concrete drum ; the man is waving

alt = The back side of a freshly painted dark gray metal and concrete structure with red and white accents.

alt = A view looking over the dirt and green grass infield toward the concrete first base dugout and a sea of blue seats behind it and along the right field line.

alt = Large gray concrete dam, viewed from below

alt = A concrete ceiling with a large hole punched through, exposing the reinforcing metal rods embedded in the concrete

alt = A man wearing dark blue shorts and sweat-shirt with a large red pad fastened to his left leg holds a cricket bat in front of him. It was on the back of this form that White once again toured Pakistan with the Australia A squad, but he finished the series with just two wickets, both coming in the first-class matches, and a handful of runs.

alt = Portrait of a man in an ornate naval uniform festooned with medals and awards.

alt = A man in an ornate naval uniform with long grey hair stands on a ship's quarterdeck.

alt = the quarterdeck of a ship, with many sailors moving about.

alt = An engraved print showing a man in a distinctive naval uniform dragging two crocodiles with human heads.

alt = A man caving in muddy passage with helictite formations on the walls and ceiling

alt = A person adds a small amount of metal to a petri dish with cold water which produces a small explosion.

alt = A man with sports clothes and a white helmet on a bicycle on a road.

alt = Hundreds of bicycles, grouped in rectangular parking places with driving paths in between.

alt = A bicycle loaded with so many green fruits that the rear wheel can not be seen.

alt = A white bicycle parked in the grass. alt = Many bicyclists with colorful clothes

alt = A group of people standing with their bicycles.

alt = A statue, covered with flowers.

alt = A man on a donkey walks past a palm tree, with a mosque and market behind him.

alt = A multi-domed mosque dominates the walled Citadel, with ruined tombs and a lone minaret in front.

alt = A sharp blue river divides the cityscape, which is primarily greenery and sparse low-rise buildings in the foreground, and dense with several modern high-rises in the background

alt = Several people walk down a small empty lane overshadowed on both sides by three-story buildings with shrouded balconies and windows of Islamic style

alt = An adult cane toad with dark colouration, as found in El Salvador: The parotoid gland is prominently displayed on the side of the head.

alt = A map of Australia with the cane toad's distribution highlighted: The area follows the northeastern coast of Australia, ranging from the Northern Territory through to the north end of New South Wales.

* CE mark, a stylized " CE " ( alt = CЄ, for Conformité Européenne ) placed on products to signify conformance with European Union regulations

alt = A baseball player standing at first base with his glove, wearing a red jersey with the word " Astros " in front