Which ancient civilization built over 25,000 miles of roads? [#1244]

The Inca Empire built an extensive road network that connected their vast territory, stretching from modern-day Colombia to Chile.

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The Inca Empire built an extensive road network that connected their vast territory, stretching from modern-day Colombia to Chile.

World Population Day is an annual event, observed on July 11 every year, which seeks to raise awareness of global population issues. The event was established by the Governing Council of the United Nations Development Programme in 1989.

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World Population Day is an annual event, observed on July 11 every year, which seeks to raise awareness of global population issues. The event was established by the Governing Council of the United Nations Development Programme in 1989.

Attorney General is the highest law officer in India. Article 76 of the Indian Constitution under its Part-V deals with the position of Attorney General of India. He is the chief legal advisor to the government of India and advises the union government on all legal matters.

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Attorney General is the highest law officer in India. Article 76 of the Indian Constitution under its Part-V deals with the position of Attorney General of India. He is the chief legal advisor to the government of India and advises the union government on all legal matters.

Subordinating conjunctions, such as "because", "although", "if", and "unless", connect a dependent clause to an independent clause, showing the relationship between the two clauses.

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Subordinating conjunctions, such as "because", "although", "if", and "unless", connect a dependent clause to an independent clause, showing the relationship between the two clauses.

A complex sentence consists of an independent main clause and a dependent subordinate clause, joined by a subordinating conjunction.

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A complex sentence consists of an independent main clause and a dependent subordinate clause, joined by a subordinating conjunction.

Ustad Amjad Ali Khan is an Indian classical musician renowned for playing the . He's known for his fast and clear ekhara taans. Khan is a sixth-generation sarod player in his family, and his ancestors have been shaping and developing the instrument for more than 200 years. He learned from his father, Haafiz Ali Khan, who was a court musician in Gwalior until India's independence in 1947. Khan has been performing internationally since the 1960s. He's also known for playing the sarod using his fingernails instead of his fingertips.

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Ustad Amjad Ali Khan is an Indian classical musician renowned for playing the . He's known for his fast and clear ekhara taans. Khan is a sixth-generation sarod player in his family, and his ancestors have been shaping and developing the instrument for more than 200 years. He learned from his father, Haafiz Ali Khan, who was a court musician in Gwalior until India's independence in 1947. Khan has been performing internationally since the 1960s. He's also known for playing the sarod using his fingernails instead of his fingertips.

An integer is a whole number, either positive, negative, or zero, without a decimal or fractional part, such as 5, -3, or 0.

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An integer is a whole number, either positive, negative, or zero, without a decimal or fractional part, such as 5, -3, or 0.

Bihar is the most densely populated state in India, with 1,102 people per square kilometer, according to 2011 census data. The next most densely populated states are West Bengal (1,028 people per square kilometer) and Kerala (860 people per square kilometer).

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Bihar is the most densely populated state in India, with 1,102 people per square kilometer, according to 2011 census data. The next most densely populated states are West Bengal (1,028 people per square kilometer) and Kerala (860 people per square kilometer).

An equilateral triangle is a triangle with three equal sides and angles, a regular polygon with three sides.

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An equilateral triangle is a triangle with three equal sides and angles, a regular polygon with three sides.

The Statue of Liberty is located on Liberty Island in New York Harbor, New York City. The 305-foot (93-meter) statue is a gift from the people of France to the United States. It was designed by French sculptor Frédéric Auguste Bartholdi and built by Gustave Eiffel, and dedicated on October 28, 1886.

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The Statue of Liberty is located on Liberty Island in New York Harbor, New York City. The 305-foot (93-meter) statue is a gift from the people of France to the United States. It was designed by French sculptor Frédéric Auguste Bartholdi and built by Gustave Eiffel, and dedicated on October 28, 1886.

The Mona Lisa, painted by Leonardo da Vinci, is one of the most famous paintings in the world and is also known as "La Gioconda", which means "the joyful one" in Italian.

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The Mona Lisa, painted by Leonardo da Vinci, is one of the most famous paintings in the world and is also known as "La Gioconda", which means "the joyful one" in Italian.