World's Greatest Swimming Pools: Four Seasons, Serengeti Pool, Tanzania. A show of elephants, buffalo and baboons awaits thanks to an active watering hole below the free-form infinity pool at this plush hideaway inside Serengeti National Park. Bonus: Because of infrared technology at the hole, guests can be notified on their bedroom TV when animals are approaching. When you've got word of wildlife on the horizon, catch them from your private terrace – or head back to the pool. (From $1,650). (Photo by Four Seasons)

Masked Palestinian demonstrators hide behind a metal plate during clashes with Israeli soldiers on March 12, 2018 in the West Bank town of Birzeit, near Ramallah, following a protest by students of the Birzeit University against the arrest of the the head of Palestinian student council by an Israeli undercover commando. (Photo by Abbas Momani/AFP Photo)

Lucaz Adamus (3), from Lucan, enjoying the Dublin Racing Festival, at Leopardstown Racecourse in Dublin, Ireland on February 5, 2023. (Photo by Tom Maher/Inpho)

A dog named Izzy licks its chops as Craig Morland of Crofton, Maryland, buys a bucket of Thrashers famous fries on the first day of eased coronavirus disease (COVID-19) restrictions for the beach and boardwalk in Ocean City, Maryland, U.S., May 9, 2020. (Photo by Kevin Lamarque/Reuters)

Team Kazakhstan throw Zhaklin Yakimova of Kazakhstan into the air while they perform their routine in the Mixed Team Acrobatic during the World Aquatics Artistic Swimming World Cup 2024 - Stop 2 at Aquatics Centre on May 05, 2024 in Paris, France. (Photo by Adam Pretty/Getty Images)

Members of Panchayati Akhara Bada Udasin take part in a religious procession as they head towards the Kumbh Mela festival ahead of the royal bath near the Sangam, the confluence of three of the holiest rivers in Hindu mythology – Ganga, Yamuna, and the mythical Saraswati – in Prayagraj, Uttar Pradesh, India, 12 January 2025. Every 12 years, Hindu pilgrims gather for ritual baths at the river's banks during the Maha Kumbh Mela festival. (Photo by Rajat Gupta/EPA)

A woman uses a tree branch to fight a fire on the road leading to the village of Parada, near Mortagua, northern Portugal, Thursday, August 11 2016. Firefighters in Portugal are battling multiple blazes fed by brush in a hot, dry summer for a sixth straight day. Major fires have also been raging in northwestern Spain and southern France. (Photo by Sergio Azenha/AP Photo)

A man gives a dollar note to a performer during spring break festivities, amid the coronavirus disease (COVID-19) outbreak in Miami Beach, Florida, U.S., March 6, 2021. (Photo by Marco Bello/Reuters)