Sky Collection Residences at the Waldorf Astoria. Nestled atop Miami's most iconic tower sits the limited penthouse collection at Waldorf Astoria. These residences are completely adorned with the most pristine and luxurious touches synonymous with Waldorf Astoria's legacy. Every detail has been reimagined for a home that exceeds even the highest of expectations. PLEASE SEE ATTACHMENTS FOR FLOORPLAN AND BROCHURE!