Quiz: Do you know where these monuments are?

This fork, 8 meters (26'2 ft) high and almost 1.5 meters (4'9ft) wide, was made by Jean-Pierre Zaugg.

This fork has stood on Lake Geneva since 1995 in memory of the 'Alimentarium', the Nestlé Museum.

Photo: Alexander Kovacs / Unsplash

Hint: These are the most important remains of the Nabatean culture, after that of Petra in Jordan.

Photo: Khawaja Umer Farooq / Unsplash

This is Mada'in Saleh, located in the north of the Hejaz region.

Photo: Khawaja Umer Farooq / Unsplash

This is the tallest equestrian statue in the world. It measures 40 meters (131 ft), weighs 250,000 kilograms (551,155 pounds), and is made of stainless steel.

This statue is located in Tsonjin Boldog, about fifty kilometers from Ulaanbaatar, the capital of Mongolia.

A monument commemorating the expansion of the United States to the West, this arch is more than 200 meters (656 ft) high.

Photo: Robert Linder / Unsplash

The Gateway Arch is the largest architectural structure in the form of an arch. It is located on the west bank of the Mississippi River, where the city of St. Louis was founded.

Photo: Brittney Butler / Unsplash

10 half-buried Cadillacs decorated with graffiti. Visitors can try out their own painting skills on the cars.

Photo: Jacob Padilla / Unsplash

The Cadillac Ranch is a public art and sculpture installation where anyone can apply graffiti to one of the 10 Cadillacs. You just have to go to Amarillo, Texas.

Photo: Heidi Kaden / Unsplash

This is the highest-located administrative building in the world after the Pentagon.

Photo: Dimitry Anikin / Unsplash

Its construction between 1985 and 1997 was commissioned by Nicolae Ceaușescu. Many buildings in the city center had to be demolished to make it.

Photo: Ondrej Bocek / Unsplash

One of the most famous transmission towers in Europe.

The television tower was built between 1965 and 1969 and is 368 meters high (1,207 ft). The Berliner Fernsehturm is one of the iconic and recognizable places in the city of Berlin.

Photo: Adam Vradenburg / Unsplash

This is one of the few monuments in the world dedicated to Lucifer, and remarkably, it is located 666 meters (2,185 ft) above sea level.

This statue crowns one of the fountains in Madrid's famous El Retiro Park.

Photo: Diego Allen / Unsplash

Tip: This cathedral houses the relic of the Three Wise Men of the East. And according to legend, it even holds their bones.

Photo: Dominik Kuhn / Unsplash

The 157-meter (515 ft) high Cologne Cathedral (1248-1880) was the tallest monument in the world until the Washington Monument was built in 1884.

Photo: Nikolay Kovalenko / Unsplash

Tip: This is the fourth-largest Roman amphitheater in the world. It is also the largest in Africa.

Photo: Albert Gubaydullin / Unsplash

The El Djem amphitheater was built in 238 BC. It is one of the largest in the Roman Empire (between 27,000 and 30,000 spectators).

Hint: They regularly put clothes on this guy, because he might get cold.

Photo: Frédéric Paulussen / Unsplash

Manneken Pis (the peeing guy) is a 55.5-centimeter (21.8- inch) high bronze statue made by Hiëronymus Duquesnoy in 1619. It is a famous Belgian sculpture and a mascot for Brussels.

A basilica and temple on the deep bank of a river.

The Shrine of Our Lady of the Rosary of Las Lajas is located in Ipiales, Colombia.

Photo: Cristian Borrero / Unsplash

This oval work of art serves as the mirror of one of the most fascinating cities in the world.

Photo: Ravi Patel / Unsplash

Artist Anish Kapoor called it 'Cloud Gate,' but the locals call it 'The Bean'.

Photo: Wicker Woodsong / Unsplash

Hint: This angel fell once because of an earthquake.

Photo: Luis Dominguez / Unsplash

This 'Angel of Independence' stands on a column inaugurated in 1910 in the center of Mexico City. It marks a century after Mexico's independence.

Clue: It's a series of churches carved into red basalt rock and connected by tunnels and passageways.

Photo: Mulugeta Wolde / Unsplash

These churches were declared a World Heritage Site by Unesco in 1978.

Photo: Volker Repke / Unsplash

It looks like a space station, but it is 80 meters (262 ft) underground.

Photo: Toa Heftiba / Unsplash

In the salt solution, the temperature is constant all year round and is between 10 and 12 degrees Celsius (50-53.6ºF).

Photo: Vincent Erhart / Unsplash

Tip: This modernist building was declared a World Heritage Site by Unesco in 1997.

Photo: Manuel Torres Garcia / Unsplash

This hospital (of the Holy Cross and Saint Paul) is the work of architect Lluís Domènech i Montaner.

Photo: Manuel Torres Garcia / Unsplash

Women keep this monument standing. They are called caryatids.

This structure, supported by many pillars, including six statues of women, was a real revolution in its time (the fifth century BC).

Clue: it has more than 4,000 temples on 42 square kilometers (16 square miles)

Photo: Sebastien Goldberg / Unsplash

Marco Polo wrote in amazement about the temples of Bagan.

Photo: Florian Gerus / Unsplash

This is considered by many to be the world's tallest picture frame.

Photo: Shreyas Gupta / Unsplash

The photo frame was designed by Mexican architect Fernando Donis and inaugurated in 2018. The monument is ideally placed so that you can see the most important buildings (old and new) of Dubai through it.

Photo: Nick Fewings / Unsplash

Hint: it is the bridge over the Danube that unites two countries.

The Vidin-Calafat Bridge, built in 2013, unites Romania and Bulgaria.

Tip: These are the stairs that go to heaven.

Photo: Tony Bertolino / Unsplash

'The Altar of Heaven', as it is also called, is located south of Beijing city. The Ming and Qing dynasties used this monument to thank heaven for the harvest. In 1998 it was declared a World Heritage Site by Unesco.

Photo: Pier Francesco Grizi / Unsplash

This is probably one of the most original cathedrals in the world. And no, it's not the Sagrada Familia in Barcelona.

Photo: Ramon Bucard / Unsplash

The Nossa Senhora Aparecida, or Cathedral of Brasilia, was designed by architect Oscar Niemeyer.

This seems like a relic of Egyptian antiquity, but it actually stands in the capital of a South American country.

Photo: Nicolas Flor / Unsplash

The Obelisk of Buenos Aires was built in 1936 by Pedro de Mendoza to mark the city's 400th anniversary. It is located in Plaza de la República, in the San Nicolás district.

Photo: Gustavo Sanchez / Unsplash

This church measures 74.5 meters (244.4 ft) and is the tallest building in the country where it is located.

Photo: Ferdinand Stohr / Unsplash

Hallgrímskirkja is a concrete church built between 1945 and 1986. It is located on top of a hill in the center of the city.

Photo: 66 North / Unsplash

This building has elements of different architectural styles.

Photo: Chris Barbalis / Unsplash

In the heart of a 200-hectare park, it stands out for its bright colors: yellow and red.

Photo: Simon Infanger / Unsplash

This ensemble is formed by more than 600 steel tubes reminiscent of an organ.

Photo: Satu Susanna / Unsplash

Erected in 1967 by Eila Hiltunen, the Sibelius Monument is dedicated to Jean Sibelius, the Finnish composer and author of the national anthem.

Photo: Sandip J. / Unsplash

Hint: They say that this castle inspired Walt Disney for his Sleeping Beauty castle.

Neuschwanstein Castle was built in 1869 for Ludwig II of Bavaria.

Hint: This fountain is a real movie set.

The Trevi Fountain is one of the most famous of the Italian Baroque style. Legend has it that you must throw a coin over your shoulder if you want to return to Rome. The fountain became world famous through the bath of Anita Ekberg in the film 'La Dolce Vita' by Fellini (1960).

Clue: a reinforced concrete sculpture 11 meters (36 ft) high, in the shape of a hand.

Photo: Trevor McKinnon / Unsplash

'Mano del Desierto' is a work by the Chilean artist Mario Irrazábal. It was inaugurated in the middle of the Atacama Desert in 1992.