Off Limits: Bobsledding and More Pictures

Don's latest adventures have him bobsledding, diving into a huge water tank, getting dirty at a landfill, visiting a NASA space center and exploring the foundation of a dam.

Don visits Utah Olympic Park, site of the 2002 Winter Games, to get an up-close look at bobsledding.

Don is recruited by the maintenance crew at the bobsled track to help prepare the runs.

Don is put to work on the bobsled run. He needs to ensure it is safe for the athletes.

It's hard work preparing the runs -- every rough patch needs to be fixed.

Don poses in front of the the ski jump at Utah Olympic Park. Think he'll take a test jump?

Don visits NASA's Vehicle Assembly Building at the Kennedy Space Center in Florida. The building is the largest single-story building in the world.

Don shoots a scene in front of one of NASA’s crawler transporters. They are used to move rockets and shuttles to the launch pad.

From 1968 to 2011, the NASA's Vehicle Assembly Building was where US manned space vehicles were built and stored.

Don discusses NASA's Vehicle Assembly Building with expert Jim Bolton. He learns that the building is 526 feet tall.

Don visits the Wynn Las Vegas to get a behind-the-scenes look at the show "Le Reve."

Don prepares to dive into the "Le Reve" tank to help the aquatics crew get ready for the evening's performance.

Don travels to Kentucky to check out the Wolf Creek Dam Seepage Rehabilitation Project on the Cumberland River.

Don and project expert Kathy Luck discuss the seepage problems of the dam and the efforts underway to resolve them.