The 7 Essential Stops in San Ysidro, Otay Mesa & Otay Mesa-Nestor, Ranked

Las Americas is why a lot of San Diego drives this far south and a lot of Tijuana walks this far north. It sits hard against the port of entry with the trolley close enough to use, which makes it one of the few big shopping destinations here you can reach without ever hunting a space. The store list is broad, there is real food on site, and the walk between buildings is short enough to do with bags. Choose the shops you came for — on foot the place is bigger than the map admits.

San Diego's surviving drive-in is still running double features across three screens, and still letting you bring your own dinner in the back seat. Sound comes through your FM radio, the second feature runs late, and the staff have jumped enough dead batteries to be unbothered by yours. The same lot turns into a swap meet on its own mornings, so the address has two completely different personalities. Bring a portable radio, pack the cooler, and turn up early enough to choose where you park.

Adobada is what you came for, and once you reach the right person it lands in front of you fast. The thing that trips up first-timers is that the lines run by meat rather than by register, so find the adobada queue and stay in it. A mula is the move when two tacos will not cover it. This is the Palm Avenue branch, with its own kitchen and its own record, and it keeps serving past midnight on nights when almost nothing else down here is awake.

A counter tucked inside a Beyer Boulevard business park is turning out sandwiches big enough to argue about, and the one people keep coming back for is the New Yorker on torta bread. Portions are large, the price is not, and whoever builds it will know you by the second visit. Seating is almost an afterthought and the register takes nothing but cash. Come on a weekday, bring bills, and eat it somewhere with a view of anything at all.

Otay Valley is where the city drops away: 8.3 miles of nonmotorized trail running through open ground, with birds working the riverbed and cyclists using it as an actual route rather than a loop. Seven staging areas feed into the system, which is how people end up starting somewhere they did not intend. The County ranger station on Beyer Boulevard fixes that — maps, restrooms, and an obvious out-and-back from a pin you can trust. Go early, while the shade still counts for something.

CBX is an airport terminal in Otay Mesa with a bridge that opens straight into Tijuana International Airport, which is why people flying out of TIJ use it instead of driving to a land crossing. A CBX ticket and a boarding pass get you through the gates, and it is built for ticketed passengers only. Sort the ticket and the reservation before you leave the house and the crossing turns into the easiest hour of the trip.