DESTINATIONSHotelTonight's trending destinations, for staycations and spontaneityUSA TODAYHotelTonight, a last-minute hotel booking app, has released its 2019 trend report based on bookings and searches on the platform. Scroll through to see the trending destinations, spontaneous cities and top staycation destinations, starting with top trending U.S. destination (based on year-over-year increase in unique searches comparing January-September 2018 to the same period in 2019). No. 5: Nashville, TennesseeKruck20, Getty Images/iStockphotoA painting crew power washed the 1890 Castle Hill Lighthouse and applied three layers of paint to the walls and countless coats of Rustoleum to the metal railing and housing at the top, at a cost of about $17,000.Joshua McDonough, Getty Images/iStockphotoTop trending U.S. destination No. 3: Florida KeysVentdusud, Getty Images/iStockphotoTop trending U.S. destination No. 2: Maui, HawaiiJeannaThacker, Getty Images/iStockphotoTop trending U.S. destination No. 1: Raleigh, North CarolinaKruck20, Getty Images/iStockphotoMost spontaneous city (based on highest percentage of same-day bookings made after 8 p.m.) No. 5: WashingtonMatt Anderson, Getty Images/iStockphotoMost spontaneous city No. 4: PhiladelphiaGangliu10, Getty Images/iStockphotoMost spontaneous city No. 3: HoustonSean Pavone, Getty Images/iStockphotoMost spontaneous city No. 2: DallasSean Pavone, Getty Images/iStockphotoMost spontaneous city No. 1: AtlantaKruck20, Getty Images/iStockphotoTop staycation destination (metros with the highest percentage of room nights coming from users’ home metro) No. 5: PhoenixSean Pavone, Getty Images/iStockphotoTop staycation destination No. 4: HoustonNate Hovee, Getty Images/iStockphotoTop staycation destination No. 3: DetroitSean Pavone, Getty Images/iStockphotoTop staycation destination No. 2: New York CityChaay_Tee, Getty Images/iStockphotoTop staycation destination No. 1: ChicagoSean Pavone, Getty Images/iStockphotoFeatured Weekly Ad