Beyond Thunderdome descends from the Roeland Park Dome parking area. The singletrack opens with a few rollers that lead into a bermed switchback. Cross the paved trail and head right following the signs for Beyond Thunderdome. The trail will lead downhill on the smoothest route to the bottom of the valley.
At the end, you’ll come across a boardwalk. Hang a left or keep straight to head down Aunty Entity
. This trail is also the easiest route back to the top.