SAN FRANCISCO -- In Pixar's newest short "Loop," all a boy and girl have to do is get in a canoe, paddle around a city lake, and get back. But there's a catch. He talks a lot, and she doesn't at all.

EMPIRE, MI -- Get a clear view of both Manitou Islands without the ferry ride over on this short loop in Sleeping Bear Dunes National Lakeshore. Alligator Hill Trail is popular among cross-country ...