While it's important to practice social distancing right now, hiking is still possible as long as people are considerate of each other's space. In addition, being out in nature offers plenty of mental and physical benefits, including lower levels of stress and reduced inflammation, and it also helps to fight depression and anxiety, all key during this particularly stressful time.
Here are some of the most scenic hike in every state across the US. 
ALABAMA: Walls of Jericho Trail in Scottsboro
ALASKA: Flattop Mountain Trail in Anchorage
ARIZONA: Devils Bridge Trail in Sedona
ARKANSAS: Whitaker Point Trail (Hawksbill Crag) in Pettigrew
CALIFORNIA: Vernal and Nevada Falls via the Mist Trail in Yosemite National Park
COLORADO: Emerald Lake Trail in Estes Park
DELAWARE: Alapocas Woods Trail in Wilmington
HAWAII: Diamond Head (Le'ahi) Summit Trail near Honolulu
Source: Caroline Fox and Matthew Wilson