Об­ра­зуй­те от слова COLLECT од­но­ко­рен­ное слово так, чтобы оно грам­ма­ти­че­ски и лек­си­че­ски со­от­вет­ство­ва­ло со­дер­жа­нию тек­ста.

Catherine the Great founded it in1764, but it was opened to the public in 1852 only. Now it can boast a huge __________________ of over 3 million works of art.