“Under the wave off Kanagawa” (or “The Great Wave”) by Katsushika Hokusai is the most famous piece of Japanese art. Depth and perspective are notable, with a strong contrast between the violence of a massive wave in foreground and the serenity of the empty background with Mount Fuji, referring to yin and yang. Man, helpless, struggles between the two.  Art Legacy - Turn your screen into a live museum. Available for: Mac, Apple TV, iPhone, and iPad.

The Monteleone chariot is considered one of the world's great archaeological finds. The story tells that this Etruscan chariot, dated c. 530 BC, was found in 1902 by a farmer who sold it in exchange for two cows. The chariot changed hands several times before being bought by JP Morgan, who sent it to the Metropolitan Museum of Art in New York City, where it remains in exhibition. Find out more in Back in Time - World History App by LANDKA ® (Photo by Eric Chan)

LANDKA was awarded Best Education Mobile App Development Company in 2022 by the Small Business Awards Competition .

Around 145 years ago, the Italian astronomer Giovanni Schiaparelli observed long linear markings on the surface of Mars. He described them as “canali” which was mis-translated into English as "canals" (instead of "channels") leading to the speculation that these were irrigation canals constructed by a Martian civilization. The “canali” were an optical illusion caused by the random alignment of craters and other natural surface features, and by the very limited resolution of telescopes in those days. Find out more in Back in Time - World History App Download from the App Store

Polaris, the North Star, sits almost directly above Earth's North Pole. As Earth rotates, the stars and constellations in the night sky appear to rotate around Polaris. The farther a star or constellation is from Polaris, the larger the circle it travels. Only Polaris remains still, always pointing North. Polaris is actually a triple star system, with a yellow supergiant star at the centre 1260 times brighter than the Sun. It is so far away that its light takes 400 years to reach Earth. Find out more in Kiwaka - Astronomy Game by LANDKA ® Download from the App Store

The Apollo 8 was the first crewed mission to orbit the Moon and to witness the Earth rising over the moonscape. The audio record shows the photo was unscheduled, nevertheless, it became one of the most powerful images of the XX century. It made the front page of The New York Times and was considered by Time Magazine one of the most influential images of all time.  Find out more in Back in Time - Earth and World History App by LANDKA ® Download from the Appstore

In 1964, a multinational team of archaeologists and engineers working together for UNESCO, saved the Abu Simbel temples from the rising waters of the Nile, caused by the construction of the Aswan High Dam. The temples were cut into 20 ton blocks and reassembled in higher ground, 65 m above from the original location. The Abu Simbel temples were constructed during the reign of Ramses II as a monument to the pharaoh and his queen Nefertari (meaning “beautiful companion”).  Find out more in Back in Time - World History App by LANDKA ®

The Carrack was the cutting edge in ship technology during the XV century. These impressive and robust ships could carry 200 tons of cargo and were used by famous explorers such as Columbus, Magellan and da Gama.  Find out more in: Back in Time - World History App by LANDKA ®

Clear evidence of the wheel only emerged in the 4th millennium BC through representations in pottery. One of the most beautiful early depictions is this detail of a war cart from the “Standard of Ur”, a wooden Sumerian box dated c. 2600 BC. Find out more in Back in Time