Gordian Knot.

Gordian Knot (Γόρδιος δεσμός) (Nodus Gordianus) was a very difficult knot in Greek myths and legends.

Phrygia (Φρυγία) (Phrygía) was a kingdom without king. Simple man named Gordias (Γορδιάς, Γόρδιος) (Gordias, Gordius) became a king of Phrygia. He called the capital after himself: Gordion (Γόρδιον) (Górdion, Gordium). Also, Gordias created the knot.

Alexander the Great cut the Gordian knot.

There is a metaphor that means solve difficult problem about the Gordian Knot.

Luxembourg.

Luxembourg is a small country in Europe. It borders with Belgium, Germany, and France. Country has three official languages: German, French, and Luxembourgish.

Constitutional monarchy is the type of government in Luxembourg. Square of this country is 2,586

km² .

Also, Luxembourg its own geography and history. Culture and architecture of this small country show past of Luxembourg.

Capital of Luxembourg is Luxembourg City. The country its own flag and coat of arms.

Source of image:

https://www.shutterstock.com/es/image-vector/luxembourg-city-skyline-this-illustration-represents-1057639331

Source of image:

https://www.shutterstock.com/es/image-photo/national-flag-luxembourg-rectangular-shape-patriotic-1388354780

Ancient Rome.

Ancient Rome was one of the great civilizations in Ancient History. It was founded in 753 BC by Romulus and Remus. The legend says these twin brothers were fed by a she-wolf.

Official language in Ancient Rome was a Latin. Now it is used in science. For example, medicine, and mathematics. The country contained central and South Europe and part of North Africa.

In Ancient Rome, people believed in many different Gods. Roman religion has similar things with Greek but is still different.

Ancient country participated in Punic Wars. Roman soldiers had special clothes for it.

Rome had own laws, system of education, family customs, cuisine, and etc. Some of them still exist in our life.

In Ancient times Rome was a big and great country. Today Rome is the capital of Italy. The name was left for European city. This is studied by archeologists and students. Because it's very interesting!

Source of image:

http://www.istockphoto.com/vector/burning-rome-in-1084-published-in-1878-73536425?st=ec8392e

Source of image:

http://www.istockphoto.com/photo/coliseum-9093350?st=9ee399d

Sorce of image:

http://www.istockphoto.com/photo/close-up-of-the-roman-bridge-72540765?st=a3d265f