The best MTB trails around Colma

This isn't the sort of road you'd take a vehicle on, nowadays - but it's great for nontechnical mountain biking, and this high point gives you nice views over the surrounding hills.

The city of San Francisco sprawls out before you to the north, offering an epic panoramic view of the Marin Headlands, Golden Gate Bridge, Alcatraz, and all of San Fran's iconic landmarks. The overlook gets its name from 100+ foot tall Christmas trees that were erected here in the late 1920s, before a living tree elsewhere in the city was chosen as the holiday's mascot.

You get a great view of this little reservoir as you ride by, especially when heading north. The reservoir has been around for well over 150 years. There are bike lanes on both sides of Laguna Honda Boulevard.

Pacifica Pier, officially named the Rev. Herschell Harkins Memorial Pacifica Pier, is a popular fishing spot located in Pacifica, California. This L-shaped pier juts out for a quarter mile into the Pacific Ocean. The pier is primarily used for fishing and is known for its abundant salmon runs, attracting numerous anglers. It also is a prime location for viewing whales during their biannual migration.

From this spot on Old San Pedro Mountain Road, you get truly stunning, panoramic views of the Pacific Ocean and surrounding foothills and grasslands. This is a great spot to take in the view and catch your breath before continuing on your ride.

This stunning beach is a great place to see the Pacific Ocean, enjoy the amazing views and watch surfers try to catch a wave. There is a public restroom, showers and a drinking fountain here to make spending a few hours enjoying some sand between your toes a breeze.

When you think of the iconic features of San Francisco, the Golden Gate Bridge is one of the first things that comes to mind. This impressive suspension bridge links the northern tip of the San Francisco Peninsula to Marin County, with fantastic views of the city, marina and Crissy Field. It’ is one of the most internationally recognized symbols of San Francisco, California, and the United States, putting it at the top of many cyclist's bucket lists. While crossing, you can gaze up at the towering beams above or look down into the deep waters of the San Francisco Strait below you as sailboats drift by in the mouth of the Bay. Traveling along the Bridge can be cold, windy, and foggy, even in the summer, so dress appropriately. At the south end, you can purchase a souvenir at the Golden Gate Bridge Pavilion and visit the café next to the visitor center. Restrooms are at both the north and south ends, and cyclists have toll-free access to the Bridge's sidewalks 24 hours a day. A bike ride across this extraordinary Bridge is an adventure you don't want to miss!

At 911 feet Mount Sutro is the second highest point in the city. However due to it's dense forest many find the views to be underwhelming compared to Twin Peaks. However, if you are a fan of spotting wildlife, especially birds, this is the place to go in San Francisco. One observer noted over 30 different bird species in a single morning!