The official route of the Pan-American Highway through Mexico (where it is known as the Inter-American Highway) starts at Nuevo Laredo, Tamaulipas (opposite Laredo, Texas) and goes south to Mexico City along Mexican Federal Highway 85.
Individual, Family, Dual Premium, and Family Premium Members receive a discount on tickets to the 4-D Theaters at Central Park Zoo ($4 Member/$7 non-Member) and the New York Aquarium ($3 Member/$6 non-Member). Conservation-level Members have free access to these attractions.
The San Diego Zoo is one of the most famous zoos in the world with over 4,000 animals of more than 800 species. The 100 acres (40 ha) of parkland is leased from the City of San Diego.