Each of these regions is quite unique and is worth at least once in your life go to these interesting places.
The range stretches from eastern Germany along the northern border of the Czech Republic to south-western Poland. The highest peak of the range is Sněžka (Polish: Śnieżka) in the Krkonoše (Polish: Karkonosze) mountains on the Czech Republic?Poland border, which is 1,603 metres (5,259 ft) in elevation.
The current geomorphological unit in the Czech part of the mountain range is Krkonošsko-jesenická subprovincie ("Krkonoše-Jeseníky"). The Krkonoše Mountains (also called the Giant Mountains) have experienced growing tourism for winter sports during the past ten years.Their skiing resorts are becoming a budget alternative to the AlpsŹródło: https://en.wikipedia.org/wiki/Sudetes
What to remember when going to the Tatras?What to see in the Tatras? Notable are primarily the highest elevations.But keep in mind that mountaineering requires proper preparation, both in terms of physical fitness, and proper dress.It should pick up in the higher parts of the mountains especially during the summer, because then the weather conditions are great for hiking.
In the winter, even during autumn can be quite risky.
After a few days of training and visiting places like Kościeliska Valley or Chochołowska to choose the higher parts of the mountains, and get, for example, Giewont and Kasprowy..