Cabo San Lucas has become an important vacation and spa destination, with a great variety of sites of interest, and timeshares that have been built on the coast between San Lucas and San José del Cabo. The distinctive El Arco de Cabo San Lucas is a local landmark. Cabo San Lucas has the largest Marlin tournament in the world. In the winter, pods of whales can be observed in the ocean. They bear their calves in the warm waters there.