Complete the indicated task to unlock the corresponding structure.

Art Museum: Increase the education level to 90.
Basketball Court: Build at least two Tennis Courts, two Baseball Fields, and two Playgrounds.
Bus Stop: Reach year 1920.
Fusion Power Plant: Reach year 2030.
High School: Increase the education level to 75.
House of Worship: Increase the population to 4,000.
Large Garden: Build at least four Small Gardens and increase the population to 50,000.
Large Park: Build at least four Small Parks and increase the population to 50,000.
Mayor's House: Increase the population to 22,000.
Mayor's Statue: Increase the population to 5,000.
Museum: Increase the education level to 100.
Nuclear Power Plant: Increase the education level to 115.
Opera House: Build at least three Museums and three Art Museums.
Recycling Plant: Construct one landfill zone.
Soccer Field: Build at least two Tennis Courts, two Basketball Courts, and two Playgrounds, and increase the population to 70,000.
Solar Power Plant: Reach year 2000.
Space Port: Reach year 2050.
Stadium: Increase the population to 350,000.
TV Station: Increase the population to 350,000.
University: Increase the education level to 90.
Wind Power Plant: Reach year 1985.