This building was completed in 1731 as a replacement for the original main church, constructed between 1700 and 1707 of mud and wood reinforcements. It is considered the pinnacle of baroque opulence and dramatic quality. Its austere facade is a sharp contrast to the lavish interior, decorated with 434 kg (956 lb) of gold and 400 kg (880 lb) of silver. Francisco Xavier de Brito, one of Aleijadinho's mentors, is believed to have designed the main altar. Don't miss the Museu de Arte Sacra in the basement of this church.
Informations of other curches can be seen here.

The Museum of the Inconfidência is the second most visited museum in Brazil. It is dedicated to those who died in a failed rebellion movement Inconfidência Mineira (1789) for Brazilian independence from Portugal. It offers a rich portrait of the local society at the time. It is located at Tiradentes square, right in front of a monument dedicated to Joaquim Jose da Silva Xavier the most famous activist of the Inconfidência movement.

Opened in 1704, this is oldest mine in town. This mine was dug by slaves and shows the contrast between hand dug mines and industrially dug mines. It's digging produced a maze of tunnels. Guided visits allow tourists to explore some parts of the ancient mine.

The legend says this mine was property of "Chico Rei" (fictional name), a former slave who won his freedom and become rich. He was the only black who owned a gold mine in colonial times . It is located in the backyard a particular property . The mine is well conserved. In the mine walls are cavities where the deposited gold was collected during the day. The total area of 8 square kilometers with 175 open galleries , excavated in three levels deep.

The train ride allows to know history and beautiful scenery of the cities of Ouro Preto and also the historic town of Mariana, through the old railway built in 1883, with 18 kilometers long. The carriages and the locomotive were handmade renovated, preserving its original features - keeping the same design of the old trains , with wooden interiors. Panoramic windows allow a full view of the beautiful countryside, including waterfalls. The Ouro Preto and Mariana stations complete in 2016, respectively, 128 and 102 years.