From above, a lone figure with a backpack can be seen peering down at a brown river that flows at the bottom of what appears to be a deep desert canyon. Los Angeles–based travel photographer Erin Sullivan did not not ride a helicopter or use a drone to get this remarkable aerial view. She used stacks of pancakes. When Sullivan’s travel plans were canceled, as nearly 40 million Californians were ordered to stay at home in mid-March for the COVID-19 pandemic, she channeled her curiosity for nature into creativity—using her…