Alexis Marcou is a visual artist known for his commercial and self initiated work. He has done freelance work for clients such as Nike, Inc., Atomic Skis, Hewlett Packard, Cisco, Gatorade, Boehringer Ingelheim, BMW and Acco Brands.

Lake Assal is a crater lake in central-western Djibouti. It is located at the western end of Gulf of Tadjoura in the Tadjoura Region, touching Dikhil Region, at the top of the Great Rift Valley, some 120 km (75 mi) west of Djibouti city. Lake Assal is a saline lake which lies 155 m (509 ft) below sea level in the Afar Triangle, making it the lowest point on land in Africa and the third-lowest land depression on Earth after the Dead Sea and Sea of Galilee.

“Show Time”. It's a normal behavior of mantis. They're doing defence. When they're afraid of; raising their arms and spreading their wings. They looks like smiling dancer. Photo location: Nicosia, Cyprus. (Photo and caption by Hasan Baglar/National Geographic Photo Contest)

Children of Indian laborers play on make-shift swings in Amritsar, India, May 12, 2015. (Photo by Narinder Nanu/AFP Photo)

A participant poses with his laptop during the 33rd Chaos Communication Congress on its opening day on December 27, 2016 in Hamburg, Germany. The annual event is bringing together 12,000 computer hackers and activists who will meet over the next four days to share expertise and discuss topics related to the society and the digital world. (Photo by Morris MacMatzen/Getty Images)

Titicaca or Titiqaqa is a large, deep lake in the Andes on the border of Peru and Bolivia. By volume of water, it is the largest lake in South America. Lake Maracaibo has a larger surface area, though some consider it to be a large brackish bay due to its direct connection with the sea.

During the feudal times, the society was very structured where everyone knew their place. Fishermen knew that they would always have to bend their knee for highborn ladies and gentlemen, while the latter considered themselves to be far too superior to even look at the common folk. Mont Saint-Michel is a living memorial of those times. Its structural composition clearly reflects the structure of feudal society: The monastery and abbey were built on the highest point; housing and stores were built some distance below; finally, fishermen’s and farmer’s houses were constructed, not even being within the city walls, making them the most vulnerable to the possible attack.

Slovenian artist Franc Grom, aged 72, makes unbelievably intricate egg sculptures using just a tiny electric drill and enormous patience. According to National Geographic, when finished, each egg contains approximately 2,500 to 3,500 holes. While Slovene artisans usually paint their eggs using a technique called drsanka by lightly scratching intricate patterns into the surfaces of colored eggs, carving them was solely Grom’s idea.