Parintins is a city in the far east of the Amazonas state, Brazil. It is located in the municipality of the same name, which is part of a microregion also named Parintins. The city is located on Tupinambarana island in the Amazon River. Parintins is known for a popular folklore festival held there each June called Boi-Bumba. It also was the site of an experimental deployment of WiMAX, sponsored by Intel, in late 2006.