Cities

Due to the constant Turkish threat, the city’s fortifications began to expand in the mid-16th century.

Königsberg became a Polish fief for 201 years.

Before the arrival of Europeans to the American continent in the 17th century, the area of today's Philadelphia was inhabited by indigenous people - Lenape Indians, also called Delaware Indians.

St. Petersburg's streetcar network was launched in 1907.

The Charter of the United Nations was drafted and ratified in San Francisco.

Florence is considered to have the greatest concentration of art (proportion to size) in the world.

In 133 BC Ephesus came under the rule of the Roman Empire.

Around 981-990, Olomouc was captured by Mieszko I.

A characteristic city building is the Elbphilharmonie, a philharmonic hall located on the banks of the Elbe.

The Austrian capital is also home to other well-known international organizations: OSCE, OPEC, and IAEA.