11. Crater Rim Drive is closed between the Observatory and Chain of Craters Road because of sulfur dioxide gas emissions. 12. Visitors to the West Rim Drive , an 8-mile route that ends at Hermits Rest, would get there by bus. 13. Rim Drive then descends to the Sun Notch trailhead where visitors can hike to another viewpoint overlooking the lake.14. One of the main goals of the Rim Drive construction project was to blend the road into the natural environment. 15. Here, a steam railroad continues to take tourists to the canyon and shuttle buses transport them down West Rim Drive . 16. The section of Rim Drive between Rim Village and the North Entrance Road is known as " West Rim Drive ". 17. Rim Drive continues along the outer edge of Sun Meadow to a parking area in front of Vidae Falls, a cascade.18. But the plan also would restrict cars inside historic Grand Canyon Village and eliminate cars from South Rim drives by 2010. 19. Visits are best in July and August, the only time snow melts sufficiently to open the park's 33-mile scenic rim drive . 20. The section of Rim Drive between Rim Village and the North Entrance Road is known as " West Rim Drive ".
