King Carol I of Romania also built his summer residence, Peleș Castle, in Sinaia in the late nineteenth century.

At the entrance to the Cumpătu district, one can find the “Sinaia alder-tree grove” botanical reservation placed under the protection of the Romanian Academy and the Bucharest Biology Institute.

In the same district, there is also another ecological research station under the patronage of UNESCO – Jacques-Yves Cousteau, belonging to the University of Bucharest, which also includes a museum of Bucegi Mountains fauna.

The three-day festival consists of the opening parade, concerts from well known musical artists of Romania, and amusement rides.

[6] The Eagles of Freedom Plaza (Romanian: Piațeta „Vulturii Libertății”) is a square inaugurated in 2015, dedicated to honoring the memory of 378 American soldiers who lost their lives in Romania during World War II.

[7] At the heart of the plaza stands the Book of Americans, a marble monument inscribed with the names of these fallen soldiers.

The inauguration of the plaza was attended by Sinaia's Mayor, Vlad Oprea, the United States Defense Attaché to Romania, Colonel Paul T. Matier, and the Dutch Ambassador to Bucharest, Mr. Matthijs van Bonzel.