Seattle is a seaport and the biggest city in the North-West. Also the home of Microsoft , Boeing and Amazon. From here it is easy to the Rocky Mountains or to Vancouver, Canada.
Arches National Park (near Moab) is an area with many rock-formations with some in the shape of an arch (curved with hollow space). Quite pictoresques. Arches N.P. is close to the village of Moab, a starting point for different adventures...
Bryce Canyon National Park is a national park located in southwestern Utah. The major feature of the park is Bryce Canyon, which is a collection of giant natural amphitheaters.
Charleston (South Carolina) has a long history that is reflected in the colonial buildings. Long it has been one of the major cities in the USA. Nowadays it is a real pleasant city.
Chicago, on Lake Michigan, with nick name The Windy City, is one of the largest US cities. The Sears Tower is one of the tallest buildings in the USA.
Death Valley is one of the driest and hottest places on planet earth. It is also the lowest point in North America. Less known: you can also find the "Devil's Golf Course" here, where you for sure lose your golf balls.
Everglades National Park is a large network of wetlands and forests in Southern Florida with animal life like panther, crocodile and manatee. The park is the largest tropical wilderness in the United States and a World Heritage Site.
The Grand Canyon is really grand. When standing on the ridge of the canyon and looking 1 mile (1600m) down to the river Colorado that created all this, you do owe the river a lot of respect. It is possible to walk all the way down and back up in a day, what can be recommended.