Conservatory of Flowers, Botanical Garden in San Francisco, California.
The Conservatory of Flowers is a greenhouse and botanical garden having California Historical Landmark status .
Designed by renowned architecture firm Lord & Burnham, it's a National Historic Landmark.
It introduces nature's biodiversity and the importance of maintaining them.
Open to the public, it can be visited for education and leisure.
One of the world's largest collections of high-altitude orchids.
Location: San Francisco
Architect: Lord & Burnham
Architectural style: Italianate architecture
Website: conservatoryofflowers.org
Source: Wikimedia