Are you planning to go on holiday in exotic landscapes or just near the Czech Republic? In any case, you should check with travel insurance before leaving. Without it, vacation can become quite expensive. Not only a pleasant experience awaits you; Abroad you would have to pay medical expenses without travel insurance. As citizens of the Czech Republic, you are entitled to the necessary healthcare in the EU Member States, the European Economic Area and Switzerland if necessary.
The United States of America, or the United States for short, is a democratic federal presidential republic in North America, stretching between the Atlantic Ocean in the east and the Pacific Ocean in the west. It borders Canada to the north and Mexico to the south. Thanks to the state of Alaska, the territory of the United States of America extends to the shores of the Arctic Ocean. The US also includes some Pacific islands, such as Hawaii.