Complete the following sentence: Quintana Roo is home to the city of Cancún, the islands of Cozumel and Isla Mujeres, and the towns of Bacalar, Playa del Carmen and Akumal, as well as the ancient Maya ruins of Chacchoben, Cobá, Kohunlich, Muyil, Tulum, Xel-Há, and Xcaret. Sian Ka'an biosphere reserve is also located in the state. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk> ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️
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