Each year, America’s national parks and monuments welcome more than 330,000,000 visitors. Whether you're visiting geysers or canyons, traveling with family or solo, here’s what you need to know to be prepared and save money on your next national park trip.

Each year, America’s national parks and monuments welcome more than 330,000,000 visitors. Whether you're visiting geysers or canyons, traveling with family or solo, here’s what you need to know to be prepared and save money on your next national park trip.