Florida’s oldest city hides a coastal legend that still hums after dark. Travelers to St. Augustine often expect cobblestones, salt air, and colonial facades, yet some walk away whispering about faint claps, soft jazz, and a party that never ends. If you’re curious about history with a chill, this guide helps you approach the Casa Monica Resort & Spa and its neighbors with care and curiosity. Read on to weigh the lore against what you can actually see, hear, and experience in Florida today.
1. Casa Monica Resort & Spa, St. Augustine

Casa Monica Resort & Spa opened in 1888, and its ornate Moorish Revival style still commands attention in St. Augustine’s historic district. Staff and guests have long reported distant applause in empty hallways, strains of trumpet and piano near the grand staircase, and the soft clink of glasses behind closed doors late at night.
Local historians note the hotel’s Prohibition-era connections, when private gatherings allegedly filled back rooms with jazz, card games, and whispered passwords. While there is no official archive confirming every story, the consistency of accounts spans decades and multiple renovations. Today, the property operates normally, yet the ambiance shifts after sunset. A sudden hush may settle over the lobby, followed by a few bars of music that fade as you turn your head. Security teams cite air currents and street echoes, though the sounds often seem to rise from within.
Visitors who stay respectfully curious report the most detail: perfume on a stair landing, a quick laugh in an empty salon, footsteps crossing mosaic floors. It feels less threatening than uncanny, as if a party simply paused and expects you to join. Florida’s coastal humidity keeps the air heavy, and the past seems determined to linger.
2. Lightner Museum and Former Alcazar Hotel

Across from Casa Monica stands the Lightner Museum inside the former Alcazar Hotel, a structure that shares the same Gilded Age timeline and social orbit. Visitors touring the museum’s collections often mention a peculiar echo in the old pool area, as if applause ripples under the glass walkways. Guides focus on art and architecture, but they acknowledge that sound behaves strangely in the cavernous spaces.
The Alcazar hosted concerts, dance events, and social gatherings in its heyday, making residual sound plausible in local lore. Though not a resort stay, the building is a useful companion stop if you are tracing how St. Augustine’s grand hotels shaped Florida’s coastal culture. Look for the tile work, wrought iron, and preserved corridors that reflect the period sensibilities that also color Casa Monica’s legend.
When crowds thin late in the day, the museum grows quiet, and some visitors report hearing faint rhythms that feel older than the present moment. Whether it is acoustics or memory at work, the setting primes the senses. Paired with a careful walk back to the plaza, you begin to understand how the city’s architecture might store whispers of another era’s music.
3. St. Augustine Historic Seawall and Bayfront

The Matanzas Bayfront runs a short stroll from Casa Monica, and at night the water catches fragments of sound from nearby plazas and porches. Locals sometimes describe hearing applause carried over the tide, especially when fog drifts across the seawall. Marine layers can bend sound, which offers a grounded explanation for why claps and brass notes arrive disembodied.
Still, the sensation feels uncanny when you cannot locate the source. Walking the promenade, you pass coquina walls and old lamps that lean into the wind, and the city’s layered past settles in. Florida’s coastal towns are shaped by humidity, tide, and open-air courtyards that turn public noise into a moving, blended chorus. If you are sensitive to sound, pause by the railing and listen for a few minutes.
You may catch the rhythm of a rehearsing band or the murmur from a veranda, then lose it as a breeze shifts. The bay encourages patience and quiet observation, which suits the mood of the Casa Monica stories. Whether the applause is a trick of weather or a trace of late-night revelry, the waterfront offers the right stage for your ears to question what they find.
4. Flagler College (Former Ponce de Leon Hotel)

Flagler College, once the Ponce de Leon Hotel, represents Florida’s Gilded Age with elaborate courtyards, carved stonework, and stained glass. Tours highlight architectural feats and student life, yet visitors often comment on sudden drafts and distant clapping in the rotunda during off-peak hours. The building hosted society events in the late nineteenth and early twentieth centuries, which aligns with occasional reports of music-like echoes. No credible, verifiable haunting dossier exists, but the structure’s circular spaces make echoes bounce unpredictably.
If you are staying at Casa Monica, a daytime tour adds context to St. Augustine’s resort legacy, while an evening pass by the gates subtly reframes the city’s soundscape. Pay attention to how your footsteps change as you cross brick and tile; the reflections and surfaces sculpt the acoustics. The building’s history intersects with the same hospitality circle that nurtured the Casa Monica’s legend, so hearing applause near Flagler does not feel out of place.
It is best to enjoy the campus respectfully and to follow posted access rules. When the courtyard quiets, a soft rustle might feel like an audience settling in, a reminder that past and present sit close together in Florida’s oldest city.
5. St. George Street After Dark

St. George Street turns serene after shops close, and the narrower passages funnel sound in surprising ways. Street musicians and small gatherings can seem much closer or farther than they are, which may feed tales of distant applause near the plaza districts.
As you walk from Casa Monica toward the old city gates, you might notice quick bursts of clapping that end before you locate the source. Acoustic reflections from stucco and coquina create short, crisp echoes that play tricks on orientation. The experience feels heightened on humid nights when sound hangs longer in the air. This is not a resort, but it shapes the resort’s atmosphere by association, as returning guests bring back stories framed by nocturnal walks. Florida’s historic cores reward slow pacing and open ears, and St. Augustine fits that pattern.
If you prefer a gentler approach to the spookier narratives, linger in a well-lit square and listen without expectation. The result can be peaceful and slightly eerie at the same time, like eavesdropping on a performance that happens just out of view. It complements the Casa Monica legend without forcing conclusions, leaving you to decide what you heard.
6. Castillo de San Marcos National Monument

The coquina walls of Castillo de San Marcos hold centuries of military history, and the fort’s bastions create hollows where sound tilts and returns. At twilight, waves strike the marsh and a hush covers the green, heightening awareness of small noises. Some visitors report quick, sharp claps near the casemates that dissolve into the breeze.
Rangers focus on factual interpretation, noting that coquina absorbs and reflects sound irregularly, which can produce odd effects. The fort is not linked to jazz parties, yet its presence deepens the city’s historical mood for anyone staying at Casa Monica. From the ramparts, look back toward the skyline and note how the hotel’s turrets align with church spires and the museum’s towers. The built environment forms an old-world silhouette that helps stories of lingering applause feel plausible without demanding belief. As with all national sites, respect access guidelines, especially after hours.
The Castillo’s stones glow pale under moonlight, and the bay carries a faint chorus of gulls and rigging. The result is contemplative rather than theatrical, a quiet backdrop that lets the hotel’s more festive echoes sound a little closer, as if the night expects an encore you just missed.
7. Plaza de la Constitución and Historic Civic Core

Steps from Casa Monica, the Plaza de la Constitución anchors St. Augustine’s civic heart with a bandstand, monuments, and live oaks that creak softly after dark. Occasional performances and community events keep the area active, which may explain reports of applause drifting unpredictably into nearby streets.
On quiet nights, you might hear clapping that arrives in a burst, then stops, leaving only rustling leaves. The canopy and surrounding facades form a basin that bounces sound back and forth. This everyday phenomenon does not erase the hotel’s lore; it gives it context. Standing at the plaza edge, you can trace the line from public gatherings to private salons that once defined Florida’s coastal leisure. The space feels welcoming yet faintly spectral when fog pools by the fountain. Benches invite you to sit and listen without rushing to conclusions.
The applause, if you catch it, can feel like a memory replayed at low volume, personal and oddly courteous. Taken together with the Casa Monica’s reported jazz and glassware sounds, the plaza softens the boundary between documented events and enduring anecdotes, letting you explore the mystery with both curiosity and skepticism intact.
8. Practical Tips for a Thoughtful Haunted Stay

Plan your Casa Monica visit with a balance of curiosity and care. Book a room that places you near common areas if you want to test the reports of faint jazz, distant clapping, and soft clinks that guests and staff describe. Arrive with realistic expectations: sounds may come from nearby venues, private events, or shifting weather, and staff will prioritize safety and guest comfort.
Bring a small notebook to record time, location, and conditions when you hear something unusual, which helps filter mood from observation. Walk the bayfront, plaza, and nearby museums during both day and night to compare how acoustics change. Keep noise respectful so others can enjoy a quiet stay. Ask the front desk about building history resources or recommended self-guided routes that highlight architecture and public art. Florida’s coastal environment can turn ordinary audio into something uncanny, especially in St. Augustine’s historic core.
Whether you encounter a true mystery or a remarkable echo, you will come away with a sharper sense of place. The applause might remain out of reach, but the city offers enough tangible beauty to make the search feel worthwhile and warmly eerie.
Dear Reader: This page may contain affiliate links which may earn a commission if you click through and make a purchase. Our independent journalism is not influenced by any advertiser or commercial initiative unless it is clearly marked as sponsored content. As travel products change, please be sure to reconfirm all details and stay up to date with current events to ensure a safe and successful trip.