Warren Peck said:BTW, if you want to see just how much you can roll your clinometer, there is a great construction site just next to the IKEA in Beltsville, where they are excavating for a new shopping center and wetlands. There are a couple of huge and very steep dirt mounds that are a lot of fun to climb, though coming down from the top is a bit nerve wracking!
Cool. I drive by there every day on my commute. I'll check it out. I guess you have to sneak in at off hours to prevent being chased away!