Maine

The United States has over 420 beautiful and historic national park sites covering almost every state and territory. The crown jewel are the the country’s 63 designated national parks – offering visitors natural beauty with stunning scenery, unique wildlife, and plenty of adventure activities. The best part about them? You don’t need an appointment! Most national parks welcome walk-in visitors (well, mostly drive-in visitors), and many of the east coast national parks of the United States are amazingly free…