Exchange Rates 1.2

Reviewing the provided text, I would suggest the following improved version:

• Current exchange rates sourced from the Central Bank of the Russian Federation.
• Comparative exchange rates from 200 banks across Russia.
• Bank locations highlighted on a comprehensive map of Russia, covering over 30,000 branches across 1000 cities.
• Currency conversion tool (Currency Calculator) available.
• Rare currency rates from over 100 countries worldwide, including cryptocurrency rates.
• Bank-related news updates featured.
• Widgets showcasing securities and banks rates in Russia for convenient monitoring.

The list of rare currencies available includes those from countries such as Ghana, New Zealand, Argentina, the Kingdom of Tonga, Serbia, Pakistan, Nicaragua, Belize, and many more.