A tourists takes photos as she visits Golestan Palace in Tehran, capital of Iran, on Aug. 27, 2013. The UNESCO's World Heritage Committee inscribed Iran's Golestan Palace on the World Heritage List recently. Golestan Palace is one of the oldest complexes in Tehran, originally built during the Safavid dynasty in the historic walled city, according to the International Council on Monuments and Sites (ICOMOS), an advisory body to the World Heritage Committee on cultural properties. (Xinhua/Ahmad Halabisaz)

A boy poses for photo in Golestan Palace in Tehran, capital of Iran, on Aug. 27, 2013. The UNESCO's World Heritage Committee inscribed Iran's Golestan Palace on the World Heritage List recently. Golestan Palace is one of the oldest complexes in Tehran, originally built during the Safavid dynasty in the historic walled city, according to the International Council on Monuments and Sites (ICOMOS), an advisory body to the World Heritage Committee on cultural properties. (Xinhua/Ahmad Halabisaz)

A woman rests while visiting Golestan Palace in Tehran, capital of Iran, on Aug. 27, 2013. The UNESCO's World Heritage Committee inscribed Iran's Golestan Palace on the World Heritage List recently. Golestan Palace is one of the oldest complexes in Tehran, originally built during the Safavid dynasty in the historic walled city, according to the International Council on Monuments and Sites (ICOMOS), an advisory body to the World Heritage Committee on cultural properties. (Xinhua/Ahmad Halabisaz)

A woman and her son visit Golestan Palace in Tehran, capital of Iran, on Aug. 27, 2013. The UNESCO's World Heritage Committee inscribed Iran's Golestan Palace on the World Heritage List recently. Golestan Palace is one of the oldest complexes in Tehran, originally built during the Safavid dynasty in the historic walled city, according to the International Council on Monuments and Sites (ICOMOS), an advisory body to the World Heritage Committee on cultural properties. (Xinhua/Ahmad Halabisaz)

Photo taken on Aug. 27, 2013 shows a view of Golestan Palace in Tehran, capital of Iran. The UNESCO's World Heritage Committee inscribed Iran's Golestan Palace on the World Heritage List recently. Golestan Palace is one of the oldest complexes in Tehran, originally built during the Safavid dynasty in the historic walled city, according to the International Council on Monuments and Sites (ICOMOS), an advisory body to the World Heritage Committee on cultural properties. (Xinhua/Ahmad Halabisaz)

A tourist takes photos while visiting Golestan Palace in Tehran, capital of Iran, on Aug. 27, 2013. The UNESCO's World Heritage Committee inscribed Iran's Golestan Palace on the World Heritage List recently. Golestan Palace is one of the oldest complexes in Tehran, originally built during the Safavid dynasty in the historic walled city, according to the International Council on Monuments and Sites (ICOMOS), an advisory body to the World Heritage Committee on cultural properties. (Xinhua/Ahmad Halabisaz)

Tourists walk in Golestan Palace in Tehran, capital of Iran, on Aug. 27, 2013. The UNESCO's World Heritage Committee inscribed Iran's Golestan Palace on the World Heritage List recently. Golestan Palace is one of the oldest complexes in Tehran, originally built during the Safavid dynasty in the historic walled city, according to the International Council on Monuments and Sites (ICOMOS), an advisory body to the World Heritage Committee on cultural properties. (Xinhua/Ahmad Halabisaz)

Tourists walk in Golestan Palace in Tehran, capital of Iran, on Aug. 27, 2013. The UNESCO's World Heritage Committee inscribed Iran's Golestan Palace on the World Heritage List recently. Golestan Palace is one of the oldest complexes in Tehran, originally built during the Safavid dynasty in the historic walled city, according to the International Council on Monuments and Sites (ICOMOS), an advisory body to the World Heritage Committee on cultural properties. (Xinhua/Ahmad Halabisaz)

Tourists visit Golestan Palace in Tehran, capital of Iran, on Aug. 27, 2013. The UNESCO's World Heritage Committee inscribed Iran's Golestan Palace on the World Heritage List recently. Golestan Palace is one of the oldest complexes in Tehran, originally built during the Safavid dynasty in the historic walled city, according to the International Council on Monuments and Sites (ICOMOS), an advisory body to the World Heritage Committee on cultural properties. (Xinhua/Ahmad Halabisaz)

Tourists visit Golestan Palace in Tehran, capital of Iran, on Aug. 27, 2013. The UNESCO's World Heritage Committee inscribed Iran's Golestan Palace on the World Heritage List recently. Golestan Palace is one of the oldest complexes in Tehran, originally built during the Safavid dynasty in the historic walled city, according to the International Council on Monuments and Sites (ICOMOS), an advisory body to the World Heritage Committee on cultural properties. (Xinhua/Ahmad Halabisaz)