A bill to authorize the Architect of the Capitol to relocate certain greenhouse and nursery facilities presently located at Poplar Point, to direct the Secretary of the Interior to permit the District of Columbia to construct, maintain, and operate certain transportation improvements.

Authorizes the Architect of the Capitol to relocate certain greenhouse and nursery facilities of the Botanic Garden presently located at Poplar Point to property located in D.C. Village in Southwest Washington, D.C.

Authorizes the District of Columbia to grant the Architect all title and interest in such property.

Directs the Secretary of the Interior to enter into an agreement with the District of Columbia under which the District shall construct, maintain, and operate certain facilities at Poplar Point that are designed to improve transportation in the Washington, D.C., area.