1. Shipwreck diving in the Lake Superior in Minnesota is one of the activities that you should never miss. Here you got to see all that an ocean can give you in the waters of Grand Portage, Minnesota. This is located near the Isle Royale National Park. The ship wrecks are preserved perfectly with the fresh water in the lake.
2. The Hiking stretch from the south to north, between Kings Canyon National Park and the Yosemite National Park, through the Inyo National Park is about 195 miles. This stretch is the best for those who love hiking. It is very challenging to go hiking and definitely not for the weak hearted.
3. Epic surfing in the Humboldt County in California is for those who love surfing. Combining picturesque cliff walls and coastal redwoods you get about 80 miles of excellent surfing. Suring the Lost Coast is a must.
4. For those daring climbers there is Mt. Rainier in Washington. It is the 22nd highest peak in the USA. With the technical difficulty in climbing, it is one of the most challenging peaks to climb.
5. The Grand Canyon in Arizona is an excellent place for rowing in a dory. The rushing Colorado River gives you the thrill you need in rowing on a raft.
6.. For those biking lovers the Continental Divide Trail is a place not to miss. From Montana in the north to the New Mexico in the south, the 2490 miles through mountains, desert, and prairie is a challenging cycling trip. You come across a total elevation of about 200000 feet during the trip.
