Some of the cheap tourist attractions of San Francisco are given below:

The Presidio

The Presidio is a park which is located on the northern part of the San Francisco Peninsula in San Francisco, California. It is an old army base of the Spanish, has been acknowledged as a National Historic Landmark since 1962, has hills and visitors can have the most beautiful view of the Golden Gate Bridge, Pacific Bay and the San Francisco Bay.

The Presidio San Francisco

http://en.wikipedia.org/wiki/Presidio_of_San_Francisco

Golden Gate Bridge

The Golden Gate is considered as a landmark and the best tourist spot to go for long walks. The tourists can also cycle, bike and jog as the area is predominantly flat and best recommended for many of the beautiful sites of the ocean.

Golden Gate Bridge

http://www.sftravel.com/goldengatebridge.html

Strybing Arboretum

The Strybing Arboretum which has recently renamed as San Francisco Botanical Garden is one of the largest botanical garden in the United States and contains 8000 varieties of plants from all over the world. It is maintained by the City of San Francisco as a section of the Golden Gate Park. It conducts various educational programs for children, adults and tourists regarding the conservation of environment. It also encourages funding for renovations and new projects. This is a haven for tourists who have interest in nature as they can see many rare varieties of plants.

Strybing Arboretum

http://www.sfbotanicalgarden.org/

Fort Mason Center

It is an old Army Post of the United States situated in San Francisco Bay. It contains many historic buildings of significance, spread over vast area of hundreds of acres. It has been made a section of the Golden Gate National Recreation Area. The recreation area is largely used to encourage events, organizations and programs that reflect the culture of the local area. San Francisco Museum of Modern Art Artists Gallery, Long Now Museum and Gallery are some of the important buildings located in Fort Mason Center.

Fort Mason Center

http://www.fortmason.org/

Many travel companies organize San Francisco area travel throughout the year. However, there are some specific months and times of the year that can be considered as best times to visit the city.

Spring months that include March, April and May are among most favorable months to visit the city and witness the beauty of the city. The pink cherry blossom trees add significant charm to the overall look of the city.

http://gocalifornia.about.com/cs/sanfrancisco/a/faq11.htm

The summer months in San Francisco are also good to plan a trip, as the morning and evening fog and misty air can help one to have an exclusively enthralling experience. September to November is also considered as eligible time period to plan your trip to the city. These are the months, when the city offers warm and sunny days, adding pleasure to various activities.

http://www.sanfrancisco.com/weather/

One can also decide the time to visit San Francisco on the basis of various events and festivals held in the city. For instance, the month of May conducts Bay to Breakers annual event. San Francisco Fringe Festival, San Francisco Jazz festival and many more events are geld in the months of September and October. For more information about these events, you can take the help of online city guides for San Francisco.

http://www.travelinfoz.com/san-francisco-travel-guide/best-time-to-travel-to-san-francisco.html

San Francisco is an amazing city which boasts of a wide array of tourist attractions. Your travel in San Francisco would be truly a fun-filled one if you visit all the charming tourist hotspots of San Francisco. However, if you are looking for must-visit places in San Francisco then you would surely be spoilt for choice.

Top places to Visit in San Francisco from Open Travel Info

Some of the must visit places of San Francisco include the Golden Gate Park which provides you with an amazing view of the Golden Gate Bridge. The Golden Gate Bridge has an array of attraction such as the Exploratorium, the picturesque Pier 39 and the Fisherman' Wharf.

Another top places to visit in San Francisco is the California Academy of Science. This is not merely a run of the mill Science Museum but a treasure trove of amazing exhibits and colorful displays. The California Academy of Sciences also houses the Steinhart Aquarium which would beguile you with its mind boggling array of marine and Sweetwater aquatic species.

However, there is no hard and fast consensus on the must visit places in San Francisco so you can check out all the options of great places to visit in San Francisco from the reviews enlisted at Open Travel Info.com

http://www.opentravelinfo.com/node/349

Unique places to visit in San Francisco from Edubook.com

If you want a detailed info about some great and unique places to visit in San Francisco then you can check out EduBook which would provide you with a thorough run down on off-beat San Francisco attractions like Angel Island State Park and Ferry Building Market place. These places are a bit different from the usual top tourist spots of down town San Francisco and would help you to find the true spirit and attraction of the city of San Francisco.

http://www.edubook.com/five-great-places-to-visit-in-san-francisco/1357/

So, go ahead and have a gala time in San Francisco visiting these fine attractions of this Californian city.