The first time the Security Council made official reference to the responsibility to protect was in April 2006, in resolution 1674 on the protection of civilians in armed conflict.
A sailing stone in Racetrack Playa. Sailing stones, sliding rocks, rolling stones, and moving rocks are a geological phenomenon where rocks move and inscribe long tracks along a smooth valley floor without human or animal intervention.racks of sliding rocks have been observed and studied in various locations, including Little Bonnie Claire Playa in Nevada, and most notably Racetrack Playa, Death Valley National Park, California, where the number and length of tracks are notable.
Playa del Carmen is an increasingly popular tourist destination in Quintana Roo, on Mexico's Yucatan peninsula. With crystal sands and turquoise waters, the beaches are an obvious draw, but so too is the European chic of the city, and Playa's proximity to a number of interesting historic and natural sites and attractions.