Valencia, the third-largest city in Spain, is known for its stunning architecture, delicious cuisine, and beautiful beaches. The city is located on the east coast of Spain and is easily accessible through its international airport. Here's a Lonely Planet-style visitor guide to Valencia to help you navigate the city like a local.

1. City of Arts and Sciences
The City of Arts and Sciences is one of the top tourist destinations in Valencia. It is a unique complex of modern buildings designed by Santiago Calatrava and Felix Candela. The complex is home to several attractions including the Oceanografic aquarium, the Science Museum, and the Hemisferic IMAX theater.

2. Old Town
The Old Town is the historic center of Valencia and is a must-visit for anyone interested in history and architecture. The area is home to several landmarks such as the Plaza de la Reina, the Cathedral of Valencia, and the Central Market.

3. Albufera Natural Park
The Albufera Natural Park is a tranquil escape from the hustle and bustle of the city. Visitors can enjoy a leisurely boat ride on the Albufera lake, go bird watching, take a bike ride, or enjoy a traditional paella meal in one of the many restaurants in the area.

4. Beaches
Valencia has several gorgeous beaches that offer a perfect blend of relaxation and fun. The most popular beaches include Malvarrosa, El Saler, and Canet d'En Berenguer. Visitors can enjoy swimming, sunbathing, and a variety of water sports.

5. Food
Valencia is known for its delicious cuisine, especially its paella. Visitors can enjoy the iconic dish in one of the many restaurants in the city, but be sure to try other traditional dishes such as fideuá, arroz al horno, and all i pebre. For a quick snack, try a horchata and fartons from one of the city's many horchaterias.

6. Festivals
Valencia is known for its vibrant festivals, the most famous of which is Las Fallas. During this festival, elaborate sculptures and floats are paraded through the streets before being set on fire in the Plaza del Ayuntamiento. Other popular festivals include La Tomatina, the Fiesta de San Juan, and the Corpus Christi celebrations.

In summary, Valencia is a beautiful city full of history, culture, and natural beauty. Visitors can enjoy everything from the modern architecture of the City of Arts and Sciences to the traditional cuisine and festivals. A visit to Valencia guarantees an unforgettable experience.