Added 400+ large-scale topographic maps of Europe

Added 400+ topographic maps of Europe, published in the second half of the 20th century by National Geospatial-Intelligence Agency of the USA.

These maps contain all the topographic information: contours, power lines, roads, etc. Object names are signed in English.Updates can be viewed in the following sets:

• Czech Republic
• Austria
• Great Britain
• Germany
• Poland
• Slovakia
• Italy and others.