Mexico

Chihuahua

Copper Canyon is a system of six distinct canyons in the Sierra Madre Occidental in the southwestern part of the state of Chihuahua in northwestern Mexico that is 65,000 square kilometres (25,000 sq mi) in size. The canyons were formed by six rivers that drain the western side of the Sierra Tarahumara.

Yucatán Peninsula

A cenote is a natural pit, or sinkhole, resulting when a collapse of limestone bedrock exposes groundwater. The term originated on the Yucatán Peninsula of Mexico, where the ancient Maya commonly used cenotes for water supplies, and occasionally for sacrificial offerings.

Chiapas

Sumidero Canyon is a deep natural canyon located just north of the city of Chiapa de Corzo in the state of Chiapas, in southern Mexico. The canyon's creation began around the same time as the Grand Canyon in the U.S.

central Mexico

Popocatépetl is an active stratovolcano located in the states of Puebla, Morelos, and Mexico in central Mexico. It lies in the eastern half of the Trans-Mexican Volcanic Belt.

Oaxaca

Hierve el Agua is a set of natural travertine rock formations in San Lorenzo Albarradas, Oaxaca, Mexico that resemble cascades of water. The site is located about 70 km east of Oaxaca City, and consists of two rock shelves or cliffs which rise between fifty and ninety metres from the valley below, from which extend nearly white rock formations which look like waterfalls.

Michoacán

The Monarch Butterfly Biosphere Reserve is a World Heritage Site containing most of the overwintering sites of the eastern population of the monarch butterfly. The reserve is located in the Trans-Mexican Volcanic Belt pine-oak forests ecoregion on the border of Michoacán and State of Mexico, 100 km, northwest of Mexico City.

Baja California

The Gulf of California, also known as the Sea of Cortés or Sea of Cortez, or less commonly as the Vermilion Sea, is a marginal sea of the Pacific Ocean that separates the Baja California peninsula from the Mexican mainland. It is bordered by the states of Baja California, Baja California Sur, Sonora, and Sinaloa with a coastline of approximately 4,000 km (2,500 mi).

Veracruz/Puebla

Citlaltépetl, otherwise known as Pico de Orizaba, is an active volcano and the highest volcano in North America, as well as the highest mountain in Mexico and third highest peak in North America, after Denali of the United States and Mount Logan of Canada. It rises 5,636 metres (18,491 ft) above sea level in the eastern end of the Trans-Mexican Volcanic Belt, on the border between the states of Veracruz and Puebla.

Quintana Roo

Sian Kaʼan Biosphere Reserve is a biosphere reserve in Tulum Municipality in the Mexican state of Quintana Roo. It was established in 1986 and became a UNESCO World Heritage Site in 1987.

Chiapas

The Cascadas de Agua Azul are a series of waterfalls found on the Xanil River in the southern Mexican state of Chiapas. They are located in the Municipality of Tumbalá, 69 kilometres (43 mi) from Palenque, near Mexican Federal Highway 199.