The theorem formulated by Leonhard Euler describes one of the basic properties of convex polyhedra.
Slavic warriors were greatly respected throughout Europe in the Middle Ages.
Nhà Rietveld Schröder tại thị trấn Utrecht của Hà Lan có thể được coi là tiền thân của những ngôi nhà hiện đại.
The Roman army, led by Flavius Aetius, stopped the Hun invasion led by king Attila
It is an alcaloide found in coffee, tea and kola nuts.
The Orthodox church, situated on a picturesque cliff, was named after John the Apostle
This scene presents a folk costume characteristic of Bulgaria's northern ethnographic region.
This animation presents the current refugee crisis from various points of view.
Quần thể lâu đài Mir, tọa lạc ở thị trấn Mir, Belarus, được xây dựng theo kiến trúc Gô tích-Phục Hưng.
Tìm hiểu khái niệm về màu sắc, con số, chữ cái và hình học qua các trò chơi
Codeine is one of the most significant alkaloids of opium used to treat pain.
Morphine is one of the most significant alkaloids of opium used to treat pain.
Pharaoh Thutmose III defeated the rebellious coalition of Canaanite vassal states led by the king of Kadesh.
In the battle fought at the shores of Hellas, Octavian won a decisive victory over Marcus Antonius.
The battle, that is considered to be a tactical masterpiece, meant a decisive victory for Alexander the Great against Persia.
In this battle, Simeon I won a great victory over the Byzantine army.
The magnificent mausoleum was commissioned by Timur, the legendary conqueror.