any famous museum of this place?
Yes, the "Bishop Museum".
Honolulu County, Hawaii
Recognized internationally as the premier cultural institution of Hawaii, the Bishop Museum is the largest of Honolulu's museums. 
when is honolulu rail transit expected to start operating It is scheduled to open in early 2021. who led this railway project? In 1966, then-mayor Neal S. Blaisdell suggested a rail line as a solution to alleviate traffic problems in Honolulu. what were the social impacts of this transit? Numerous studies have identified various benefits, including increased home values and increased median household income, that fall upon residences located near a rail transit station; public transit implementation thus constitutes a measure of public and private investment in a community. what were the routes of this transit? It will have twenty-one stations and run from Kapolei to Honolulu, passing through Waipahu, Pearl City, Waimalu, Aiea, and Halawa. can you give details about the city just mentioned? UNANSWERABLE what can you tell me about the place where this transit is under constructed? Honolulu County is officially known as the City and County of Honolulu. It is a consolidated city–county in the U.S. state of Hawaii. what is the geographical area covered by this country? UNANSWERABLE how is the population there? As of the 2010 census, the population was 953,207.
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Honolulu County, Hawaii [SEP] Natural museums
Recognized internationally as the premier cultural institution of Hawaii, the Bishop Museum is the largest of Honolulu's museums. It is endowed with the state's largest collection of natural history specimens and the world's largest collection of Hawaiiana and Pacific culture artifacts. The Honolulu Zoo is the main zoological institution in Hawaii while the Waikiki Aquarium is a working marine biology laboratory. The Waikiki Aquarium is partnered with the University of Hawaii and other universities worldwide. Established for appreciation and botany, Honolulu is home to several gardens: Foster Botanical Garden, Liliuokalani Botanical Garden, Walker Estate, among others.