ROBERT SULLIVAN, CROSS COUNTRY — In the interstates are traces of our first explorations, our impenetrable mountain passes, our old Santa Fe Trail, our pioneers' path to Oregon, our race to California's gold, our first nation-spanning... private highways.
| A. | Where Boston motorists go in circles | ROTARIES |
| B. | Playing gigs from town to town (2 wds.) | ONTOUR |
| C. | Ramblers across the West | BISON |
| D. | Grease monkeys' specialties | ENGINES |
| E. | Travel without the conveniences of modern civilization (2 wds.) | ROUGHIT |
| F. | Flow studied by some helicopter crews | TRAFFIC |
| G. | Part of Mexico south of Arizona | SONORA |
| H. | Moving truck (hyph.) | UHAUL |
| I. | Louie, to one at the wheel (2 wds.) | LEFTTURN |
| J. | The main point of a Punjabi map | LAHORE |
| K. | Working jobs from place to place | ITINERANT |
| L. | Creator of an epic travelogue | VIRGIL |
| M. | Get done by a robot - or a fellow car-pooler? | AUTOMATE |
| N. | Changes from three lanes to two, say | NARROWS |
| O. | Two-wheeled vehicles for artillery ammunition | CAISSONS |
| P. | Assistants for those who are Answer B. | ROADIES |
| Q. | Incessantly in motion (3 wds.) | ONTHEGO |
| R. | Plus for a driver, minus for a model (2 wds.) | SPARETIRE |
| S. | Christopher, to travelers, e.g. | SAINT |
| T. | TV show with many vehicular pursuits | COPS |
| U. | Egress from a major pike (hyph.) | OFFRAMP |
| V. | Toward Lake Placid from Poughkeepsie, say | UPSTATE |
| W. | Without ever interrupting the trip | NONSTOP |
| X. | Object of exhaustive automotive research? | TAILPIPE |
| Y. | Bar serving motorists? (2 wds.) | REARAXLE |
| Z. | At a distance, but within sight | YONDER |