​San Diego is a big city, the ninth largest city in USA. San Diego is a city in California.
San Diego is by Colorado. To the south of San Diego it is a whole different country, Mexico. Along the west, there are 70 miles of Pacific Ocean coastline.
Most of the people speaks Spanish because 1/3 of the population is Hispanics and Latinos.
San Diego climate is warm all along the year and lowest is 50°F.
In the neighborhoods, there are a lot of deep canyons, hills and parks.
Tourism is a major industry. Agriculture is also very important.
San Diego is the site of one of the largest naval fleets in the world.
For public transportation, San Diego is served with a trolley
The tallest building in the city is the 34 story One America Plaza which stands 500 feet tall.
San Diego does have a big harbor to manage the maritime operations as cruise vessels, US Navy and commercial cargo ships.

"The area of San Diego has been inhabited for more than 10,000 years by the Kumeyay Indians (I got this info from this site "

San Diego is butiful at night with all the skiscrapers lit up.
Panorama of San Diego as viewed from Shelter Island
Panorama of San Diego as viewed from Shelter Island

San Diego 1,359,173