In most cases, pulmonary embolism is caused by a blood clot in the leg that breaks loose and travels to the lungs. A blood clot in a vein close to the skin is not likely to cause problems. But having blood clots in deep veins (deep vein thrombosis) can lead to pulmonary embolism.
St. Petersburg. 1  St. Petersburg is a city with a long and eventful history. 2  Altai is perhaps the most beautiful region of Russia. 3  Moscow is the capital of Russia, as well as the nationâs epicentre of arts, music, science, academics, and politics.  For a step back in time, Olkhon Island is a wonderful place to visit.
July 28, 2015 Â· by Wim Vincken Â· in Day Trips, Israel. Â·. Israel is really one of the most beautiful places on earth. In the north you can find snow and in the south you find the tropics. In the North you can see forests, in the east you find mountains, in the south you find jungle and desert. Itâs really, truly amazing. For the tourists this is paradise. Here are my choices of the five most beautiful places in Israel.