Pelóri
From Tolkien Gateway
The Pelóri were the mountain-fence of Aman, raised by the Valar to defend against the evils of Melkor. The highest peak of the Pelóri was Taniquetil, on which were the mansions of Manwë and Varda.
The Pelóri were the mountain-fence of Aman, raised by the Valar to defend against the evils of Melkor. The highest peak of the Pelóri was Taniquetil, on which were the mansions of Manwë and Varda.