More than $70 million worth of mansions around the globe will come to auction during the months of April and May, offered by luxury real estate auction company, Concierge Auctions. The vast majority of the properties will be auctioned off with no reserve and will be awarded to the highest bidders. Auctions will be held virtually on, where potential buyers may bid from anywhere in the world. Properties include domestic offerings, as well as homes located in Spain and Antigua. Additional listings with auction dates to be announced are located in Italy, France and the United States. Another parcel accepting offers is located in Thailand.

715 North Alpine Drive, Beverly Hills, California
Available at Online Auction April 15–17

Previously offered for $20.5 million, this custom home is located in the exclusive Beverly Hills Flats. The estate was meticulously crafted with materials curated from around the world and is surrounded by lush, mature landscaping to create a private oasis. Spanning more than 10,000 square feet, the Mediterranean villa features Venetian hand-plastered walls, wrought-iron balconies, hand-stenciled ceilings, custom built-ins and rich hardwood floors. Amenities include a library, 5,500-bottle wine room, swimming pool and children's splash pool, outdoor kitchen with custom Italian pizza oven and a separate guest house.

201 Dunbar Road, Palm Beach, Florida
Available at Online Auction April 21–24

Enter this stunning 7,800-square-foot estate to a grand two-story foyer with crisp white walls and black and white checkered marble flooring. The sun-drenched home boasts a clean, white design throughout with arched French doors allowing loads of natural light to stream in. An all-white kitchen showcases jaw-dropping quartz countertops with gray veining and an expansive center island. The master suite is a retreat with his and hers spa ensuites and dressing rooms. A private balcony overlooks the modern rectangular pool in the backyard. Indoor/outdoor living is exquisite at this modernized Mediterranean home, formerly listed for $13.75 million.

Villa Monterey, Sotogrande, Cádiz, Spain
Available at Online Auction April 28–30

A resort-style experience is on offer at La Reserva de Sotogrande villa. This 1,055-square-meter estate houses six bedrooms and six ensuite bathrooms boasting a gleaming white stucco Spanish design. Perched on a flat parcel surrounded by lush greenery and set against a clear blue sky, views of the ocean can be seen in the distance. Walls of glass allow a view of the Rock of Gibraltar from the well-appointed kitchen. Entertaining transcends the indoors through to outdoor lounge areas, a terrace and an expansive second-floor balcony. This breathtaking Spanish home was once offered for €3.9 million ($4.26 million USD).

Through Concierge Auction's Key for Key® effort in partnership with Giveback Homes, every property sold at auction will result in a new home built for a family in need.

Photography via Concierge Auctions