1. The Basilica of Our Lady of Guadalupe is a Roman Catholic church located in Mexico City. It is one of the most visited Catholic pilgrimage sites in the world and is considered the most important religious site in Mexico. The basilica is dedicated to the Virgin Mary and features a portrait of her known as the \"Virgen Morena\" or \"Brown Virgin.\" Interestingly, the portrait is said to have miraculously appeared on the cloak of indigenous peasant Juan Diego in 1531. The original cloak is displayed in the basilica’s old church.

The basilica complex features two churches: the old church, which was built in the 1700s and the new church, which was built in the 1970s. The new church has a unique circular design with a tilted floor, symbolizing the hill where the Virgin Mary is said to have appeared to Juan Diego. The basilica also features landscaped gardens, fountains, and a museum showcasing artifacts related to the Virgin of Guadalupe.

2. The Basilica of Our Lady of Guadalupe is open daily from 5:00 am to 9:00 pm. The phone number for the basilica is +52 55 5118 5225.

3. Admission to the basilica is free, but there may be fees for certain activities such as visiting the museum. The basilica is easily accessible by public transportation, including the Metro and bus lines. Taxis and Ubers are also available in the area.