If you salt the coffee, it will stop being bitter.

The Library of Congress regularly receives requests for non-existent books.

The most common is "The President's Book of Secrets" from the 2007 film "Treasure of the Nation: A Book of Secrets."

Siva is the most remote of the Egyptian oases, it is 18.3m below sea level on the old caravan route.

It is a small island of life in the heart of the Western Desert, separated from Cairo by a distance of 550 km of lifeless desert.

The Ayam Cemani black hens are bred in Indonesia and the Philippines, but are not supplied to other countries because of the danger of the spread of avian influenza.

This breed is so rare that one chicken there costs about $200. These chickens have black skin and meat, but they do not differ in taste from their common relatives.

The standard Windows XP desktop background was a picture taken in California called Serenity.

Its appearance was made possible by the phylloxera pest that affects vineyards. They were removed from these hills for several years just because of the infestation.

In Germany there is no punishment for a prisoner who tries to escape from prison.

Such actions are regarded as a manifestation of the human instinct to be free.

The effect of a weak electric current on the brain can improve a person's mathematical abilities.

This effect will be felt for up to six months. Thanks to this discovery, nearly 20 percent of those suffering from dyscalculia, i.e., an inability to learn arithmetic, could be helped in the long term.

Koh Phi Phi Islands and Maya Bay Beach

The Phi-Phi Islands are a paradise in Thailand. Completely clear, clear water, snow-white beaches, stunning scenery with limestone cliffs overgrown with tropical trees - it is a must-see!