San Diego is a modern and vibrant city in the US state of California. The city is well-known for its picturesque beach towns and year-round sunny weather. It's not a surprise that tourists flock to this coastal hotspot to enjoy vacations. The city is rightly called 'the birthplace of California'. San Diego is located near the Mexico border and is the oldest down in California. The city is home to immaculate beauty and a pleasant climate with enough sunshine and mild weather. Some of the most popular tourist attractions in the city include museums, gardens, and Spanish colonial-style architecture. San Diego's more than 68 miles of coastline attract tourists from over the world for sunning, surfing, and enjoying other water activities.