Mecca kilometer elevated metro transports pilgrims to holy sites Mount Arafat, Muzdalifah and Mina in the city during hajj reducing the congestion on the roads. Mecca Metro, officially known as Makkah Mass Rail Transit, is a planned four-line metro system for the city. This will be in addition to the Al Mashaaer Al Mugaddassah Metro which carries pilgrims during Hajj. A high speed inter-city rail line (Haramain High Speed Rail Project also known as the "Western Railway"), is under construction in Saudi Arabia. It will link along 444 kilometres (276 mi), the Muslim holy cities of Medina and Mecca via King
Mecca to in the afternoon. Summer temperatures are extremely hot and consistently break the mark in the afternoon, dropping to in the evening. Rain usually falls in Mecca in small amounts scattered between November and January. Mecca houses Al-Haram Mosque, the largest mosque in the world. The mosque surrounds the Kaaba, which Muslims turn towards while offering daily prayer. This mosque is also commonly known as the "Ḥaram" or "Grand Mosque". As mentioned above, because of the Wahhabist hostility to reverence being paid to historic and religious buildings, Mecca has lost most of its heritage in recent years and few buildings