Maailma üks kõige tuntumaid kindlusi Ateena akropol ehitati V sajandil eKr Periklese rahuajal.
Kuulmiselund muundab õhuvõnked närviimpulssideks, mida seejärel ajus töödeldakse.
Suur eelajalooline roomaja, kõige kuulsam dinosaurus.
Geniaalse renessanssiajastu polümaadi ateljees saab imetleda tema olulisemaid kunstiteoseid ja leiutisi.
Travel to Venice, a merchant city, often called the 'Queen of the Adriatic', at a unique location.
The cave paintings in the Tsenkher Cave, formed in limestone, make it one of the most significant archaeological sites of the Palaeolithic Era.
The 3D scene presents Mercury's scorching surface, Venus' hellish atmosphere, the Moon's barren landscape, and Mars' red desert.
Explore the lava lakes on Io, the mysterious icy world of Europa, the haze-shrouded surface of Titan, the shattered land of Miranda, the icy geysers on Triton and the frozen, mystic plains of Pluto.
Learn about the operation of locks and padlocks from 2000 BC to the present day.
The hydrogen bomb unleashes the destructive power of the stars' fire upon humanity.
Explore the splendour of Bratislava Castle (the Baroque palace and the garden) in the era of Maria Theresa.
The saguaro is one of the tallest and best-known cactus species in the world. It is also the official state symbol of Arizona.
The catalytic converter is a special filtering device that neutralises harmful exhaust gases emitted by cars through chemical reactions before being released into the atmosphere.
Vennad Wrightid ehitasid esimese juhitava mootoriga õhust raskema õhusõiduki.
The inner planets of the Solar System are terrestrial planets while the outer planets are gas giants.