Yorgos Gregory revive a neglected water feature, and drilling expert Roger Skillings is drilling for both a new water well and for geothermal wells. Master electrician Allen Gallant shows Kevin how he bends PVC conduit to run the new electrical service underground over hill and dale. In the second half of the hour, on ASK THIS OLD HOUSE, Roger visits a tropical botanic garden to learn how to care for orchids as houseplants. Then, Roger, along with Kevin, Richard and Tom, asks, "What is it?" Afterward, Tom helps a homeowner purchase and install a kitchen wall cabinet.