Lake Petén Itzá is a lake

Lake

A lake is a body of relatively still fresh or salt water of considerable size, localized in a basin, that is surrounded by land. Lakes are inland and not part of the ocean and therefore are distinct from lagoons, and are larger and deeper than ponds. Lakes can be contrasted with rivers or streams,...

 in the northern department Petén

Petén (department)

Petén is a department of the nation of Guatemala. It is geographically the northernmost department of Guatemala, as well as the largest in size — at it accounts for about one third of Guatemala's area. The capital is Flores...

 in Guatemala

Guatemala

Guatemala is a country in Central America bordered by Mexico to the north and west, the Pacific Ocean to the southwest, Belize to the northeast, the Caribbean to the east, and Honduras and El Salvador to the southeast...

. It is the second largest lake in Guatemala, the Izabal

Lake Izabal

Lago de Izabal, also known as the Golfo Dulce, is the largest lake in Guatemala with a surface area of 589.6 km² and a maximum depth is 18 meters . The Polochic River is the largest river that drains into the lake...

 lake being the largest. It is located around 16°59′0"N 89°48′0"W. It has an area of 99 km² some 32 km. long and 5 km wide. Its maximum depth is 160 m. The lake area presents high levels of migration, due to the existence of natural resources such as wood, chewing gum, oil, and agricultural and pasture activities. Because of its archaeological richness, around 150,000 tourists pass through this region yearly.

The city of Flores

Flores, El Petén

Flores is the capital city of Petén department of Guatemala. It is located at . The population is 13,700 .Flores serves as the municipal seat for the surrounding municipality, with which it shares a name ....

, the capital of El Petén

Petén (department)

Petén is a department of the nation of Guatemala. It is geographically the northernmost department of Guatemala, as well as the largest in size — at it accounts for about one third of Guatemala's area. The capital is Flores...

, lies on an island near its southern shore. There are at least 27 Maya

Maya civilization

The Maya is a Mesoamerican civilization, noted for the only known fully developed written language of the pre-Columbian Americas, as well as for its art, architecture, and mathematical and astronomical systems. Initially established during the Pre-Classic period The Maya is a Mesoamerican...

 sites around this lake and the remains from Tayasal

Tayasal

Tayasal is a pre-Columbian Maya archaeological site that dates to the Postclassic period. The site is located in the southern Maya lowlands on a small island in Lake Petén Itzá, now part of the Department of Petén in northern Guatemala...

, the Maya-Itza capital, and the last one to be conquered in Mesoamerica

Mesoamerica

Mesoamerica is a region and culture area in the Americas, extending approximately from central Mexico to Belize, Guatemala, El Salvador, Honduras, Nicaragua, and Costa Rica, within which a number of pre-Columbian societies flourished before the Spanish colonization of the Americas in the 15th and...

 in 1697.

This lake is also a wildlife paradise, with more than 100 important indigenous species such as the red snook fish (Petenia splendida

Petenia

Petenia is a monotypic cichlid genus. The single species, Petenia splendida, is a large predatory fish that occurs in Mexico, Guatemala and Belize.FishBase name: Bay snookMax. size: 50.0 cm TL Petenia is a monotypic cichlid genus. The single species, Petenia splendida, is a large (50 cm)...

), crocodile

Crocodile

A crocodile is any species belonging to the family Crocodylidae . The term can also be used more loosely to include all extant members of the order Crocodilia: i.e...

s (Crocodylus moreletii and Crocodylus acutus), jaguar

Jaguar

The jaguar is a big cat, a feline in the Panthera genus, and is the only Panthera species found in the Americas. The jaguar is the third-largest feline after the tiger and the lion, and the largest in the Western Hemisphere. The jaguar's present range extends from Southern United States and Mexico...

s (Panthera onca), Pumas (Puma concolor), White-tailed deer

White-tailed Deer

The white-tailed deer , also known as the Virginia deer or simply as the whitetail, is a medium-sized deer native to the United States , Canada, Mexico, Central America, and South America as far south as Peru...

 (Odocoileus virginianus), red brocket

Red Brocket

The Red Brocket , is a species of brocket deer from forests in South America, ranging from northern Argentina to Colombia and the Guianas...

 (Mazana americana), and several bird species, including parrot

Parrot

Parrots, also known as psittacines , are birds of the roughly 372 species in 86 genera that make up the order Psittaciformes, found in most tropical and subtropical regions. The order is subdivided into three families: the Psittacidae , the Cacatuidae and the Strigopidae...

s, toucan

Toucan

Toucans are members of the family Ramphastidae of near passerine birds from the Neotropics. The family is most closely related to the American barbets. They are brightly marked and have large, often colorful bills. The family includes five genera and about forty different species...

s, and macaw

Macaw

Macaws are small to large, often colourful New World parrots. Of the many different Psittacidae genera, six are classified as macaws: Ara, Anodorhynchus, Cyanopsitta, Primolius, Orthopsittaca, and Diopsittaca...

s. On its northeast shore is the Cerro Cahui Protected Biotope, a natural reserve for butterflies

Butterfly

A butterfly is a mainly day-flying insect of the order Lepidoptera, which includes the butterflies and moths. Like other holometabolous insects, the butterfly's life cycle consists of four parts: egg, larva, pupa and adult. Most species are diurnal. Butterflies have large, often brightly coloured...

 is a 1600 acres (6.5 km²) reserve is home to toucans, spider monkey

Spider monkey

Spider monkeys of the genus Ateles are New World monkeys in the subfamily Atelinae, family Atelidae. Like other atelines, they are found in tropical forests of Central and South America, from southern Mexico to Brazil...

s (Ateles geoffroyi), howler monkey

Howler monkey

Howler monkeys are among the largest of the New World monkeys. Fifteen species are currently recognised. Previously classified in the family Cebidae, they are now placed in the family Atelidae. These monkeys are native to South and Central American forests...

s (Alouatta palliata, Alouatta pigra), and many other rain forest species.